diff options
Diffstat (limited to 'src/gallium/include')
| -rw-r--r-- | src/gallium/include/pipe/p_compiler.h | 116 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_context.h | 221 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_debug.h | 86 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_defines.h | 270 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_format.h | 421 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_inlines.h | 112 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_shader_tokens.h | 806 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_state.h | 322 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_thread.h | 54 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_util.h | 408 | ||||
| -rw-r--r-- | src/gallium/include/pipe/p_winsys.h | 160 |
11 files changed, 2976 insertions, 0 deletions
diff --git a/src/gallium/include/pipe/p_compiler.h b/src/gallium/include/pipe/p_compiler.h new file mode 100644 index 00000000000..30cd729c564 --- /dev/null +++ b/src/gallium/include/pipe/p_compiler.h @@ -0,0 +1,116 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef P_COMPILER_H +#define P_COMPILER_H + + +#include <stdlib.h> +#include <string.h> + + +#if defined(_WIN32) && !defined(__WIN32__) +#define __WIN32__ +#endif + +#if defined(_MSC_VER) && !defined(__MSC__) +#define __MSC__ +#endif + + +typedef unsigned int uint; +typedef unsigned char ubyte; +typedef unsigned char boolean; +typedef unsigned short ushort; +typedef unsigned long long uint64; + + +#if defined(__MSC__) + +typedef char int8_t; +typedef unsigned char uint8_t; +typedef short int16_t; +typedef unsigned short uint16_t; +typedef long int32_t; +typedef unsigned long uint32_t; +typedef long long int64_t; +typedef unsigned long long uint64_t; + +#if defined(_WIN64) +typedef unsigned __int64 uintptr_t; +#else +typedef unsigned int uintptr_t; +#endif + +#else +#include <stdint.h> +#endif + + +#define TRUE 1 +#define FALSE 0 + + +/* Function inlining */ +#if defined(__GNUC__) +# define INLINE __inline__ +#elif defined(__MSC__) +# define INLINE __inline +#elif defined(__ICL) +# define INLINE __inline +#elif defined(__INTEL_COMPILER) +# define INLINE inline +#elif defined(__WATCOMC__) && (__WATCOMC__ >= 1100) +# define INLINE __inline +#else +# define INLINE +#endif + + +#if defined __GNUC__ +#define ALIGN16_DECL(TYPE, NAME, SIZE) TYPE NAME##___aligned[SIZE] __attribute__(( aligned( 16 ) )) +#define ALIGN16_ASSIGN(NAME) NAME##___aligned +#define ALIGN16_ATTRIB __attribute__(( aligned( 16 ) )) +#else +#define ALIGN16_DECL(TYPE, NAME, SIZE) TYPE NAME##___unaligned[SIZE + 1] +#define ALIGN16_ASSIGN(NAME) align16(NAME##___unaligned) +#define ALIGN16_ATTRIB +#endif + + + +/** For calling code-gen'd functions */ +#if !defined(XSTDCALL) +#if defined(WIN32) +#define XSTDCALL __stdcall +#else +#define XSTDCALL +#endif +#endif + + +#endif /* P_COMPILER_H */ diff --git a/src/gallium/include/pipe/p_context.h b/src/gallium/include/pipe/p_context.h new file mode 100644 index 00000000000..39f95695fb6 --- /dev/null +++ b/src/gallium/include/pipe/p_context.h @@ -0,0 +1,221 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef PIPE_CONTEXT_H +#define PIPE_CONTEXT_H + +#include "p_state.h" + + +struct pipe_state_cache; + +/* Opaque driver handles: + */ +struct pipe_query; + +/** + * Gallium rendering context. Basically: + * - state setting functions + * - VBO drawing functions + * - surface functions + * - device queries + */ +struct pipe_context { + struct pipe_winsys *winsys; + + void *priv; /** context private data (for DRI for example) */ + + void (*destroy)( struct pipe_context * ); + + /* + * Queries + */ + /** type is one of PIPE_SURFACE, PIPE_TEXTURE, etc. */ + boolean (*is_format_supported)( struct pipe_context *pipe, + enum pipe_format format, uint type ); + + const char *(*get_name)( struct pipe_context *pipe ); + + const char *(*get_vendor)( struct pipe_context *pipe ); + + int (*get_param)( struct pipe_context *pipe, int param ); + float (*get_paramf)( struct pipe_context *pipe, int param ); + + + /* + * Drawing. + * Return false on fallbacks (temporary??) + */ + boolean (*draw_arrays)( struct pipe_context *pipe, + unsigned mode, unsigned start, unsigned count); + + boolean (*draw_elements)( struct pipe_context *pipe, + struct pipe_buffer *indexBuffer, + unsigned indexSize, + unsigned mode, unsigned start, unsigned count); + + + /** + * Query objects + */ + struct pipe_query *(*create_query)( struct pipe_context *pipe, + unsigned query_type ); + + void (*destroy_query)(struct pipe_context *pipe, + struct pipe_query *q); + + void (*begin_query)(struct pipe_context *pipe, struct pipe_query *q); + void (*end_query)(struct pipe_context *pipe, struct pipe_query *q); + + boolean (*get_query_result)(struct pipe_context *pipe, + struct pipe_query *q, + boolean wait, + uint64 *result); + + /* + * State functions + */ + void * (*create_blend_state)(struct pipe_context *, + const struct pipe_blend_state *); + void (*bind_blend_state)(struct pipe_context *, void *); + void (*delete_blend_state)(struct pipe_context *, void *); + + void * (*create_sampler_state)(struct pipe_context *, + const struct pipe_sampler_state *); + void (*bind_sampler_state)(struct pipe_context *, unsigned unit, void *); + void (*delete_sampler_state)(struct pipe_context *, void *); + + void * (*create_rasterizer_state)(struct pipe_context *, + const struct pipe_rasterizer_state *); + void (*bind_rasterizer_state)(struct pipe_context *, void *); + void (*delete_rasterizer_state)(struct pipe_context *, void *); + + void * (*create_depth_stencil_alpha_state)(struct pipe_context *, + const struct pipe_depth_stencil_alpha_state *); + void (*bind_depth_stencil_alpha_state)(struct pipe_context *, void *); + void (*delete_depth_stencil_alpha_state)(struct pipe_context *, void *); + + void * (*create_fs_state)(struct pipe_context *, + const struct pipe_shader_state *); + void (*bind_fs_state)(struct pipe_context *, void *); + void (*delete_fs_state)(struct pipe_context *, void *); + + void * (*create_vs_state)(struct pipe_context *, + const struct pipe_shader_state *); + void (*bind_vs_state)(struct pipe_context *, void *); + void (*delete_vs_state)(struct pipe_context *, void *); + + /* The following look more properties than states. + * maybe combine a few of them into states or pass them + * in the bind calls to the state */ + void (*set_blend_color)( struct pipe_context *, + const struct pipe_blend_color * ); + + void (*set_clip_state)( struct pipe_context *, + const struct pipe_clip_state * ); + + void (*set_constant_buffer)( struct pipe_context *, + uint shader, uint index, + const struct pipe_constant_buffer *buf ); + + void (*set_framebuffer_state)( struct pipe_context *, + const struct pipe_framebuffer_state * ); + + void (*set_polygon_stipple)( struct pipe_context *, + const struct pipe_poly_stipple * ); + + void (*set_scissor_state)( struct pipe_context *, + const struct pipe_scissor_state * ); + + + /* Currently a sampler is constrained to sample from a single texture: + */ + void (*set_sampler_texture)( struct pipe_context *, + unsigned sampler, + struct pipe_texture * ); + + void (*set_viewport_state)( struct pipe_context *, + const struct pipe_viewport_state * ); + + /* + * Vertex arrays + */ + void (*set_vertex_buffer)( struct pipe_context *, + unsigned index, + const struct pipe_vertex_buffer * ); + + void (*set_vertex_element)( struct pipe_context *, + unsigned index, + const struct pipe_vertex_element * ); + + + /* + * Surface functions + */ + + void (*surface_copy)(struct pipe_context *pipe, + unsigned do_flip, /*<< flip surface contents vertically */ + struct pipe_surface *dest, + unsigned destx, unsigned desty, + struct pipe_surface *src, /* don't make this const - + need to map/unmap */ + unsigned srcx, unsigned srcy, + unsigned width, unsigned height); + + void (*surface_fill)(struct pipe_context *pipe, + struct pipe_surface *dst, + unsigned dstx, unsigned dsty, + unsigned width, unsigned height, + unsigned value); + + void (*clear)(struct pipe_context *pipe, + struct pipe_surface *ps, + unsigned clearValue); + + + /* + * Texture functions + */ + struct pipe_texture * (*texture_create)(struct pipe_context *pipe, + const struct pipe_texture *templat); + + void (*texture_release)(struct pipe_context *pipe, + struct pipe_texture **pt); + + /** Get a surface which is a "view" into a texture */ + struct pipe_surface *(*get_tex_surface)(struct pipe_context *pipe, + struct pipe_texture *texture, + unsigned face, unsigned level, + unsigned zslice); + + /* Flush rendering: + */ + void (*flush)( struct pipe_context *pipe, + unsigned flags ); +}; + +#endif /* PIPE_CONTEXT_H */ diff --git a/src/gallium/include/pipe/p_debug.h b/src/gallium/include/pipe/p_debug.h new file mode 100644 index 00000000000..2a11627b365 --- /dev/null +++ b/src/gallium/include/pipe/p_debug.h @@ -0,0 +1,86 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +/** + * @file + * Cross-platform debugging helpers. + * + * For now it just has assert and printf replacements, but it might be extended + * with stack trace reports and more advanced logging in the near future. + * + * @author Jose Fonseca <[email protected]> + */ + +#ifndef P_DEBUG_H_ +#define P_DEBUG_H_ + + +#include <stdarg.h> + + +#ifdef __cplusplus +extern "C" { +#endif + + +#ifdef DBG +#ifndef DEBUG +#define DEBUG 1 +#endif +#else +#ifndef NDEBUG +#define NDEBUG 1 +#endif +#endif + + +void debug_printf(const char *format, ...); + +void debug_vprintf(const char *format, va_list ap); + +void debug_assert_fail(const char *expr, const char *file, unsigned line); + + +/** Assert macro */ +#ifdef DEBUG +#define debug_assert(expr) ((expr) ? (void)0 : debug_assert_fail(#expr, __FILE__, __LINE__)) +#else +#define debug_assert(expr) ((void)0) +#endif + + +#ifdef assert +#undef assert +#endif +#define assert(expr) debug_assert(expr) + + +#ifdef __cplusplus +} +#endif + +#endif /* P_DEBUG_H_ */ diff --git a/src/gallium/include/pipe/p_defines.h b/src/gallium/include/pipe/p_defines.h new file mode 100644 index 00000000000..0bf53ecb79d --- /dev/null +++ b/src/gallium/include/pipe/p_defines.h @@ -0,0 +1,270 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef PIPE_DEFINES_H +#define PIPE_DEFINES_H + +#include "p_format.h" + +#define PIPE_BLENDFACTOR_ONE 0x1 +#define PIPE_BLENDFACTOR_SRC_COLOR 0x2 +#define PIPE_BLENDFACTOR_SRC_ALPHA 0x3 +#define PIPE_BLENDFACTOR_DST_ALPHA 0x4 +#define PIPE_BLENDFACTOR_DST_COLOR 0x5 +#define PIPE_BLENDFACTOR_SRC_ALPHA_SATURATE 0x6 +#define PIPE_BLENDFACTOR_CONST_COLOR 0x7 +#define PIPE_BLENDFACTOR_CONST_ALPHA 0x8 +#define PIPE_BLENDFACTOR_SRC1_COLOR 0x9 +#define PIPE_BLENDFACTOR_SRC1_ALPHA 0x0A +#define PIPE_BLENDFACTOR_ZERO 0x11 +#define PIPE_BLENDFACTOR_INV_SRC_COLOR 0x12 +#define PIPE_BLENDFACTOR_INV_SRC_ALPHA 0x13 +#define PIPE_BLENDFACTOR_INV_DST_ALPHA 0x14 +#define PIPE_BLENDFACTOR_INV_DST_COLOR 0x15 +#define PIPE_BLENDFACTOR_INV_CONST_COLOR 0x17 +#define PIPE_BLENDFACTOR_INV_CONST_ALPHA 0x18 +#define PIPE_BLENDFACTOR_INV_SRC1_COLOR 0x19 +#define PIPE_BLENDFACTOR_INV_SRC1_ALPHA 0x1A + +#define PIPE_BLEND_ADD 0 +#define PIPE_BLEND_SUBTRACT 1 +#define PIPE_BLEND_REVERSE_SUBTRACT 2 +#define PIPE_BLEND_MIN 3 +#define PIPE_BLEND_MAX 4 + +#define PIPE_LOGICOP_CLEAR 0 +#define PIPE_LOGICOP_NOR 1 +#define PIPE_LOGICOP_AND_INVERTED 2 +#define PIPE_LOGICOP_COPY_INVERTED 3 +#define PIPE_LOGICOP_AND_REVERSE 4 +#define PIPE_LOGICOP_INVERT 5 +#define PIPE_LOGICOP_XOR 6 +#define PIPE_LOGICOP_NAND 7 +#define PIPE_LOGICOP_AND 8 +#define PIPE_LOGICOP_EQUIV 9 +#define PIPE_LOGICOP_NOOP 10 +#define PIPE_LOGICOP_OR_INVERTED 11 +#define PIPE_LOGICOP_COPY 12 +#define PIPE_LOGICOP_OR_REVERSE 13 +#define PIPE_LOGICOP_OR 14 +#define PIPE_LOGICOP_SET 15 + +#define PIPE_MASK_R 0x1 +#define PIPE_MASK_G 0x2 +#define PIPE_MASK_B 0x4 +#define PIPE_MASK_A 0x8 +#define PIPE_MASK_RGBA 0xf + + +/** + * Inequality functions. Used for depth test, stencil compare, alpha + * test, shadow compare, etc. + */ +#define PIPE_FUNC_NEVER 0 +#define PIPE_FUNC_LESS 1 +#define PIPE_FUNC_EQUAL 2 +#define PIPE_FUNC_LEQUAL 3 +#define PIPE_FUNC_GREATER 4 +#define PIPE_FUNC_NOTEQUAL 5 +#define PIPE_FUNC_GEQUAL 6 +#define PIPE_FUNC_ALWAYS 7 + +/** Polygon fill mode */ +#define PIPE_POLYGON_MODE_FILL 0 +#define PIPE_POLYGON_MODE_LINE 1 +#define PIPE_POLYGON_MODE_POINT 2 + +/** Polygon front/back window, also for culling */ +#define PIPE_WINDING_NONE 0 +#define PIPE_WINDING_CW 1 +#define PIPE_WINDING_CCW 2 +#define PIPE_WINDING_BOTH (PIPE_WINDING_CW | PIPE_WINDING_CCW) + +/** Stencil ops */ +#define PIPE_STENCIL_OP_KEEP 0 +#define PIPE_STENCIL_OP_ZERO 1 +#define PIPE_STENCIL_OP_REPLACE 2 +#define PIPE_STENCIL_OP_INCR 3 +#define PIPE_STENCIL_OP_DECR 4 +#define PIPE_STENCIL_OP_INCR_WRAP 5 +#define PIPE_STENCIL_OP_DECR_WRAP 6 +#define PIPE_STENCIL_OP_INVERT 7 + +/** Texture types */ +enum pipe_texture_target { + PIPE_TEXTURE_1D = 0, + PIPE_TEXTURE_2D = 1, + PIPE_TEXTURE_3D = 2, + PIPE_TEXTURE_CUBE = 3 +}; + +#define PIPE_TEX_FACE_POS_X 0 +#define PIPE_TEX_FACE_NEG_X 1 +#define PIPE_TEX_FACE_POS_Y 2 +#define PIPE_TEX_FACE_NEG_Y 3 +#define PIPE_TEX_FACE_POS_Z 4 +#define PIPE_TEX_FACE_NEG_Z 5 + +#define PIPE_TEX_WRAP_REPEAT 0 +#define PIPE_TEX_WRAP_CLAMP 1 +#define PIPE_TEX_WRAP_CLAMP_TO_EDGE 2 +#define PIPE_TEX_WRAP_CLAMP_TO_BORDER 3 +#define PIPE_TEX_WRAP_MIRROR_REPEAT 4 +#define PIPE_TEX_WRAP_MIRROR_CLAMP 5 +#define PIPE_TEX_WRAP_MIRROR_CLAMP_TO_EDGE 6 +#define PIPE_TEX_WRAP_MIRROR_CLAMP_TO_BORDER 7 + +/* Between mipmaps, ie mipfilter + */ +#define PIPE_TEX_MIPFILTER_NEAREST 0 +#define PIPE_TEX_MIPFILTER_LINEAR 1 +#define PIPE_TEX_MIPFILTER_NONE 2 + +/* Within a mipmap, ie min/mag filter + */ +#define PIPE_TEX_FILTER_NEAREST 0 +#define PIPE_TEX_FILTER_LINEAR 1 +//#define PIPE_TEX_FILTER_ANISO 2 + + +#define PIPE_TEX_COMPARE_NONE 0 +#define PIPE_TEX_COMPARE_R_TO_TEXTURE 1 + +#define PIPE_TEX_FACE_POS_X 0 +#define PIPE_TEX_FACE_NEG_X 1 +#define PIPE_TEX_FACE_POS_Y 2 +#define PIPE_TEX_FACE_NEG_Y 3 +#define PIPE_TEX_FACE_POS_Z 4 +#define PIPE_TEX_FACE_NEG_Z 5 +#define PIPE_TEX_FACE_MAX 6 + +/** + * Surfaces, textures, etc. (others may be added) + */ +#define PIPE_TEXTURE 1 +#define PIPE_SURFACE 2 /**< user-created surfaces */ + + +/** + * Surface status + */ +#define PIPE_SURFACE_STATUS_UNDEFINED 0 +#define PIPE_SURFACE_STATUS_DEFINED 1 +#define PIPE_SURFACE_STATUS_CLEAR 2 + + +/** + * Buffer usage flags + */ +#define PIPE_BUFFER_USAGE_CPU_READ (1 << 0) +#define PIPE_BUFFER_USAGE_CPU_WRITE (1 << 1) +#define PIPE_BUFFER_USAGE_GPU_READ (1 << 2) +#define PIPE_BUFFER_USAGE_GPU_WRITE (1 << 3) +#define PIPE_BUFFER_USAGE_PIXEL (1 << 4) +#define PIPE_BUFFER_USAGE_VERTEX (1 << 5) +#define PIPE_BUFFER_USAGE_INDEX (1 << 6) +#define PIPE_BUFFER_USAGE_CONSTANT (1 << 7) +/** Pipe driver custam usage flags should be greater or equal to this value */ +#define PIPE_BUFFER_USAGE_CUSTOM (1 << 16) + + +/** + * Flush types: + */ +#define PIPE_FLUSH_RENDER_CACHE 0x1 +#define PIPE_FLUSH_TEXTURE_CACHE 0x2 +#define PIPE_FLUSH_WAIT 0x4 +#define PIPE_FLUSH_SWAPBUFFERS 0x8 + + +/** + * Shaders + */ +#define PIPE_SHADER_VERTEX 0 +#define PIPE_SHADER_FRAGMENT 1 +#define PIPE_SHADER_TYPES 2 + + +/** + * Primitive types: + */ +#define PIPE_PRIM_POINTS 0 +#define PIPE_PRIM_LINES 1 +#define PIPE_PRIM_LINE_LOOP 2 +#define PIPE_PRIM_LINE_STRIP 3 +#define PIPE_PRIM_TRIANGLES 4 +#define PIPE_PRIM_TRIANGLE_STRIP 5 +#define PIPE_PRIM_TRIANGLE_FAN 6 +#define PIPE_PRIM_QUADS 7 +#define PIPE_PRIM_QUAD_STRIP 8 +#define PIPE_PRIM_POLYGON 9 + + +/** + * Query object types + */ +#define PIPE_QUERY_OCCLUSION_COUNTER 0 +#define PIPE_QUERY_PRIMITIVES_GENERATED 1 +#define PIPE_QUERY_PRIMITIVES_EMITTED 2 +#define PIPE_QUERY_TYPES 3 + + +/** + * Point sprite coord modes + */ +#define PIPE_SPRITE_COORD_NONE 0 +#define PIPE_SPRITE_COORD_UPPER_LEFT 1 +#define PIPE_SPRITE_COORD_LOWER_LEFT 2 + + +/** + * Implementation capabilities/limits + * Passed to pipe->get_param() + * XXX this will need some fine tuning... + */ +#define PIPE_CAP_MAX_TEXTURE_IMAGE_UNITS 1 +#define PIPE_CAP_NPOT_TEXTURES 2 +#define PIPE_CAP_TWO_SIDED_STENCIL 3 +#define PIPE_CAP_GLSL 4 /* XXX need something better */ +#define PIPE_CAP_S3TC 5 +#define PIPE_CAP_ANISOTROPIC_FILTER 6 +#define PIPE_CAP_POINT_SPRITE 7 +#define PIPE_CAP_MAX_RENDER_TARGETS 8 +#define PIPE_CAP_OCCLUSION_QUERY 9 +#define PIPE_CAP_TEXTURE_SHADOW_MAP 10 +#define PIPE_CAP_MAX_TEXTURE_2D_LEVELS 11 +#define PIPE_CAP_MAX_TEXTURE_3D_LEVELS 12 +#define PIPE_CAP_MAX_TEXTURE_CUBE_LEVELS 13 +#define PIPE_CAP_MAX_LINE_WIDTH 14 +#define PIPE_CAP_MAX_LINE_WIDTH_AA 15 +#define PIPE_CAP_MAX_POINT_WIDTH 16 +#define PIPE_CAP_MAX_POINT_WIDTH_AA 17 +#define PIPE_CAP_MAX_TEXTURE_ANISOTROPY 18 +#define PIPE_CAP_MAX_TEXTURE_LOD_BIAS 19 +#define PIPE_CAP_BITMAP_TEXCOORD_BIAS 20 + +#endif diff --git a/src/gallium/include/pipe/p_format.h b/src/gallium/include/pipe/p_format.h new file mode 100644 index 00000000000..c9ad3243158 --- /dev/null +++ b/src/gallium/include/pipe/p_format.h @@ -0,0 +1,421 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef PIPE_FORMAT_H +#define PIPE_FORMAT_H + +#include <stdio.h> // for sprintf + +#include "p_compiler.h" +#include "p_debug.h" + +/** + * The PIPE_FORMAT is a 32-bit wide bitfield that encodes all the information + * needed to uniquely describe a pixel format. + */ + +/** + * Possible format layouts -- occupy first 2 bits. The interpretation of + * the remaining 30 bits depends on a particual format layout. + */ +#define PIPE_FORMAT_LAYOUT_RGBAZS 0 +#define PIPE_FORMAT_LAYOUT_YCBCR 1 + +static INLINE uint pf_layout(uint f) /**< PIPE_FORMAT_LAYOUT_ */ +{ + return f & 0x3; +} + +/** + * RGBAZS Format Layout. + */ + +/** + * Format component selectors for RGBAZS layout. + */ +#define PIPE_FORMAT_COMP_R 0 +#define PIPE_FORMAT_COMP_G 1 +#define PIPE_FORMAT_COMP_B 2 +#define PIPE_FORMAT_COMP_A 3 +#define PIPE_FORMAT_COMP_0 4 +#define PIPE_FORMAT_COMP_1 5 +#define PIPE_FORMAT_COMP_Z 6 +#define PIPE_FORMAT_COMP_S 7 + +/** + * Format types for RGBAZS layout. + */ +#define PIPE_FORMAT_TYPE_UNKNOWN 0 +#define PIPE_FORMAT_TYPE_FLOAT 1 +#define PIPE_FORMAT_TYPE_UNORM 2 +#define PIPE_FORMAT_TYPE_SNORM 3 +#define PIPE_FORMAT_TYPE_USCALED 4 +#define PIPE_FORMAT_TYPE_SSCALED 5 + +/** + * Because the destination vector is assumed to be RGBA FLOAT, we + * need to know how to swizzle and expand components from the source + * vector. + * Let's take U_A1_R5_G5_B5 as an example. X swizzle is A, X size + * is 1 bit and type is UNORM. So we take the most significant bit + * from source vector, convert 0 to 0.0 and 1 to 1.0 and save it + * in the last component of the destination RGBA component. + * Next, Y swizzle is R, Y size is 5 and type is UNORM. We normalize + * those 5 bits into [0.0; 1.0] range and put it into second + * component of the destination vector. Rinse and repeat for + * components Z and W. + * If any of size fields is zero, it means the source format contains + * less than four components. + * If any swizzle is 0 or 1, the corresponding destination component + * should be filled with 0.0 and 1.0, respectively. + */ +typedef uint pipe_format_rgbazs_t; + +static INLINE uint pf_get(pipe_format_rgbazs_t f, uint shift, uint mask) +{ + return (f >> shift) & mask; +} + +/* XXX: The bit layout needs to be revised, can't currently encode 10-bit components. */ + +#define pf_swizzle_x(f) pf_get(f, 2, 0x7) /**< PIPE_FORMAT_COMP_ */ +#define pf_swizzle_y(f) pf_get(f, 5, 0x7) /**< PIPE_FORMAT_COMP_ */ +#define pf_swizzle_z(f) pf_get(f, 8, 0x7) /**< PIPE_FORMAT_COMP_ */ +#define pf_swizzle_w(f) pf_get(f, 11, 0x7) /**< PIPE_FORMAT_COMP_ */ +#define pf_swizzle_xyzw(f,i) pf_get(f, 2+((i)*3), 0x7) +#define pf_size_x(f) pf_get(f, 14, 0x7) /**< Size of X */ +#define pf_size_y(f) pf_get(f, 17, 0x7) /**< Size of Y */ +#define pf_size_z(f) pf_get(f, 20, 0x7) /**< Size of Z */ +#define pf_size_w(f) pf_get(f, 23, 0x7) /**< Size of W */ +#define pf_size_xyzw(f,i) pf_get(f, 14+((i)*3), 0x7) +#define pf_exp8(f) pf_get(f, 26, 0x3) /**< Scale size by 8 ^ exp8 */ +#define pf_type(f) pf_get(f, 28, 0xf) /**< PIPE_FORMAT_TYPE_ */ + +/** + * Helper macro to encode the above structure into a 32-bit value. + */ +#define _PIPE_FORMAT_RGBAZS( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, EXP8, TYPE ) (\ + (PIPE_FORMAT_LAYOUT_RGBAZS << 0) |\ + ((SWZ) << 2) |\ + ((SIZEX) << 14) |\ + ((SIZEY) << 17) |\ + ((SIZEZ) << 20) |\ + ((SIZEW) << 23) |\ + ((EXP8) << 26) |\ + ((TYPE) << 28) ) + +/** + * Helper macro to encode the swizzle part of the structure above. + */ +#define _PIPE_FORMAT_SWZ( SWZX, SWZY, SWZZ, SWZW ) (((SWZX) << 0) | ((SWZY) << 3) | ((SWZZ) << 6) | ((SWZW) << 9)) + +/** + * Shorthand macro for RGBAZS layout with component sizes in 1-bit units. + */ +#define _PIPE_FORMAT_RGBAZS_1( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, TYPE )\ + _PIPE_FORMAT_RGBAZS( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, 0, TYPE ) + +/** + * Shorthand macro for RGBAZS layout with component sizes in 8-bit units. + */ +#define _PIPE_FORMAT_RGBAZS_8( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, TYPE )\ + _PIPE_FORMAT_RGBAZS( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, 1, TYPE ) + +/** + * Shorthand macro for RGBAZS layout with component sizes in 64-bit units. + */ +#define _PIPE_FORMAT_RGBAZS_64( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, TYPE )\ + _PIPE_FORMAT_RGBAZS( SWZ, SIZEX, SIZEY, SIZEZ, SIZEW, 2, TYPE ) + +/** + * Shorthand macro for common format swizzles. + */ +#define _PIPE_FORMAT_R000 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) +#define _PIPE_FORMAT_RG00 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) +#define _PIPE_FORMAT_RGB0 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_B, PIPE_FORMAT_COMP_0 ) +#define _PIPE_FORMAT_RGBA _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_B, PIPE_FORMAT_COMP_A ) +#define _PIPE_FORMAT_ARGB _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_A, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_B ) +#define _PIPE_FORMAT_BGRA _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_B, PIPE_FORMAT_COMP_G, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_A ) +#define _PIPE_FORMAT_0000 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) +#define _PIPE_FORMAT_000R _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_R ) +#define _PIPE_FORMAT_RRR1 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_1 ) +#define _PIPE_FORMAT_RRRR _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R ) +#define _PIPE_FORMAT_RRRG _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_R, PIPE_FORMAT_COMP_G ) +#define _PIPE_FORMAT_Z000 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_Z, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) +#define _PIPE_FORMAT_SZ00 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_S, PIPE_FORMAT_COMP_Z, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) +#define _PIPE_FORMAT_ZS00 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_Z, PIPE_FORMAT_COMP_S, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) +#define _PIPE_FORMAT_S000 _PIPE_FORMAT_SWZ( PIPE_FORMAT_COMP_S, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0, PIPE_FORMAT_COMP_0 ) + +/** + * YCBCR Format Layout. + */ + +/** + * This only contains a flag that indicates whether the format is reversed or + * not. + */ +typedef uint pipe_format_ycbcr_t; + +/** + * Helper macro to encode the above structure into a 32-bit value. + */ +#define _PIPE_FORMAT_YCBCR( REV ) (\ + (PIPE_FORMAT_LAYOUT_YCBCR << 0) |\ + ((REV) << 2) ) + +static INLINE uint pf_rev(pipe_format_ycbcr_t f) +{ + return (f >> 2) & 0x1; +} + +/** + * Texture/surface image formats (preliminary) + */ + +/* KW: Added lots of surface formats to support vertex element layout + * definitions, and eventually render-to-vertex-buffer. Could + * consider making float/int/uint/scaled/normalized a separate + * parameter, but on the other hand there are special cases like + * z24s8, compressed textures, ycbcr, etc that won't fit that model. + */ + +enum pipe_format { + PIPE_FORMAT_NONE = _PIPE_FORMAT_RGBAZS_1 ( _PIPE_FORMAT_0000, 0, 0, 0, 0, PIPE_FORMAT_TYPE_UNKNOWN ), + PIPE_FORMAT_A8R8G8B8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_ARGB, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_B8G8R8A8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_BGRA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_A1R5G5B5_UNORM = _PIPE_FORMAT_RGBAZS_1 ( _PIPE_FORMAT_ARGB, 1, 5, 5, 5, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_A4R4G4B4_UNORM = _PIPE_FORMAT_RGBAZS_1 ( _PIPE_FORMAT_ARGB, 4, 4, 4, 4, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R5G6B5_UNORM = _PIPE_FORMAT_RGBAZS_1 ( _PIPE_FORMAT_RGB0, 5, 6, 5, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_U_L8 = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RRR1, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte luminance */ + PIPE_FORMAT_U_A8 = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_000R, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte alpha */ + PIPE_FORMAT_U_I8 = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RRRR, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte intensity */ + PIPE_FORMAT_U_A8_L8 = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RRRG, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte alpha, luminance */ + PIPE_FORMAT_YCBCR = _PIPE_FORMAT_YCBCR( 0 ), + PIPE_FORMAT_YCBCR_REV = _PIPE_FORMAT_YCBCR( 1 ), + PIPE_FORMAT_Z16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_Z000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_Z32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_Z000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_Z32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_Z000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), + PIPE_FORMAT_S8Z24_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_SZ00, 1, 3, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_Z24S8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_ZS00, 3, 1, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_S8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_S000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), /**< ubyte stencil */ + PIPE_FORMAT_R64_FLOAT = _PIPE_FORMAT_RGBAZS_64( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), + PIPE_FORMAT_R64G64_FLOAT = _PIPE_FORMAT_RGBAZS_64( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), + PIPE_FORMAT_R64G64B64_FLOAT = _PIPE_FORMAT_RGBAZS_64( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_FLOAT ), + PIPE_FORMAT_R64G64B64A64_FLOAT = _PIPE_FORMAT_RGBAZS_64( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_FLOAT ), + PIPE_FORMAT_R32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), + PIPE_FORMAT_R32G32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_FLOAT ), + PIPE_FORMAT_R32G32B32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_FLOAT ), + PIPE_FORMAT_R32G32B32A32_FLOAT = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_FLOAT ), + PIPE_FORMAT_R32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R32G32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R32G32B32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R32G32B32A32_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R32_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R32G32_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R32G32B32_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R32G32B32A32_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R32_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R32G32_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R32G32B32_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R32G32B32A32_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R32_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 4, 0, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R32G32_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 4, 4, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R32G32B32_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 4, 4, 4, 0, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R32G32B32A32_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 4, 4, 4, 4, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R16G16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 2, 2, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R16G16B16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 2, 2, 2, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R16G16B16A16_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 2, 2, 2, 2, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R16_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R16G16_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 2, 2, 0, 0, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R16G16B16_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 2, 2, 2, 0, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R16G16B16A16_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 2, 2, 2, 2, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R16_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R16G16_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 2, 2, 0, 0, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R16G16B16_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 2, 2, 2, 0, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R16G16B16A16_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 2, 2, 2, 2, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R16_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 2, 0, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R16G16_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 2, 2, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R16G16B16_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 2, 2, 2, 0, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R16G16B16A16_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 2, 2, 2, 2, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R8G8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R8G8B8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R8G8B8A8_UNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_UNORM ), + PIPE_FORMAT_R8_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R8G8_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R8G8B8_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R8G8B8A8_USCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_USCALED ), + PIPE_FORMAT_R8_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R8G8_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R8G8B8_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R8G8B8A8_SNORM = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_SNORM ), + PIPE_FORMAT_R8_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_R000, 1, 0, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R8G8_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RG00, 1, 1, 0, 0, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R8G8B8_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGB0, 1, 1, 1, 0, PIPE_FORMAT_TYPE_SSCALED ), + PIPE_FORMAT_R8G8B8A8_SSCALED = _PIPE_FORMAT_RGBAZS_8 ( _PIPE_FORMAT_RGBA, 1, 1, 1, 1, PIPE_FORMAT_TYPE_SSCALED ) +}; + + +/** + * XXX should remove this, but S8_UNORM is a poor name + */ +#define PIPE_FORMAT_U_S8 PIPE_FORMAT_S8_UNORM + + +/** + * Builds pipe format name from format token. + */ +static INLINE char *pf_sprint_name( char *str, uint format ) +{ + strcpy( str, "PIPE_FORMAT_" ); + switch (pf_layout( format )) { + case PIPE_FORMAT_LAYOUT_RGBAZS: { + pipe_format_rgbazs_t rgbazs = (pipe_format_rgbazs_t) format; + uint i; + uint scale = 1 << (pf_exp8( rgbazs ) * 3); + + for (i = 0; i < 4; i++) { + uint size = pf_size_xyzw( rgbazs, i ); + + if (size == 0) { + break; + } + switch (pf_swizzle_xyzw( rgbazs, i )) { + case PIPE_FORMAT_COMP_R: + strcat( str, "R" ); + break; + case PIPE_FORMAT_COMP_G: + strcat( str, "G" ); + break; + case PIPE_FORMAT_COMP_B: + strcat( str, "B" ); + break; + case PIPE_FORMAT_COMP_A: + strcat( str, "A" ); + break; + case PIPE_FORMAT_COMP_0: + strcat( str, "0" ); + break; + case PIPE_FORMAT_COMP_1: + strcat( str, "1" ); + break; + case PIPE_FORMAT_COMP_Z: + strcat( str, "Z" ); + break; + case PIPE_FORMAT_COMP_S: + strcat( str, "S" ); + break; + } + sprintf( &str[strlen( str )], "%u", size * scale ); + } + if (i != 0) { + strcat( str, "_" ); + } + switch (pf_type( rgbazs )) { + case PIPE_FORMAT_TYPE_UNKNOWN: + strcat( str, "NONE" ); + break; + case PIPE_FORMAT_TYPE_FLOAT: + strcat( str, "FLOAT" ); + break; + case PIPE_FORMAT_TYPE_UNORM: + strcat( str, "UNORM" ); + break; + case PIPE_FORMAT_TYPE_SNORM: + strcat( str, "SNORM" ); + break; + case PIPE_FORMAT_TYPE_USCALED: + strcat( str, "USCALED" ); + break; + case PIPE_FORMAT_TYPE_SSCALED: + strcat( str, "SSCALED" ); + break; + } + } + break; + case PIPE_FORMAT_LAYOUT_YCBCR: { + pipe_format_ycbcr_t ycbcr = (pipe_format_ycbcr_t) format; + + strcat( str, "YCBCR" ); + if (pf_rev( ycbcr )) { + strcat( str, "_REV" ); + } + } + break; + } + return str; +} + +static INLINE uint pf_get_component_bits( enum pipe_format format, uint comp ) +{ + uint size; + + if (pf_swizzle_x(format) == comp) { + size = pf_size_x(format); + } + else if (pf_swizzle_y(format) == comp) { + size = pf_size_y(format); + } + else if (pf_swizzle_z(format) == comp) { + size = pf_size_z(format); + } + else if (pf_swizzle_w(format) == comp) { + size = pf_size_w(format); + } + else { + size = 0; + } + return size << (pf_exp8(format) * 3); +} + +static INLINE uint pf_get_bits( enum pipe_format format ) +{ + if (pf_layout(format) == PIPE_FORMAT_LAYOUT_RGBAZS) { + return + pf_get_component_bits( format, PIPE_FORMAT_COMP_R ) + + pf_get_component_bits( format, PIPE_FORMAT_COMP_G ) + + pf_get_component_bits( format, PIPE_FORMAT_COMP_B ) + + pf_get_component_bits( format, PIPE_FORMAT_COMP_A ) + + pf_get_component_bits( format, PIPE_FORMAT_COMP_Z ) + + pf_get_component_bits( format, PIPE_FORMAT_COMP_S ); + } + else { + assert( pf_layout(format) == PIPE_FORMAT_LAYOUT_YCBCR ); + + /* TODO */ + assert( 0 ); + return 0; + } +} + +static INLINE uint pf_get_size( enum pipe_format format ) { + assert(pf_get_bits(format) % 8 == 0); + return pf_get_bits(format) / 8; +} + +#endif diff --git a/src/gallium/include/pipe/p_inlines.h b/src/gallium/include/pipe/p_inlines.h new file mode 100644 index 00000000000..ebf6ed86bcc --- /dev/null +++ b/src/gallium/include/pipe/p_inlines.h @@ -0,0 +1,112 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef P_INLINES_H +#define P_INLINES_H + +#include "p_context.h" +#include "p_defines.h" +#include "p_winsys.h" + + +static INLINE void * +pipe_surface_map(struct pipe_surface *surface) +{ + return (char *)surface->winsys->buffer_map( surface->winsys, surface->buffer, + PIPE_BUFFER_USAGE_CPU_WRITE | + PIPE_BUFFER_USAGE_CPU_READ ) + + surface->offset; +} + +static INLINE void +pipe_surface_unmap(struct pipe_surface *surface) +{ + surface->winsys->buffer_unmap( surface->winsys, surface->buffer ); +} + +/** + * Set 'ptr' to point to 'surf' and update reference counting. + * The old thing pointed to, if any, will be unreferenced first. + * 'surf' may be NULL. + */ +static INLINE void +pipe_surface_reference(struct pipe_surface **ptr, struct pipe_surface *surf) +{ + /* bump the refcount first */ + if (surf) + surf->refcount++; + + if (*ptr /* && --(*ptr)->refcount == 0 */) { + struct pipe_winsys *winsys = (*ptr)->winsys; + winsys->surface_release(winsys, ptr); + assert(!*ptr); + } + + *ptr = surf; +} + + +/* XXX: thread safety issues! + */ +static INLINE void +pipe_buffer_reference(struct pipe_winsys *winsys, + struct pipe_buffer **ptr, + struct pipe_buffer *buf) +{ + if (buf) + buf->refcount++; + + if (*ptr && --(*ptr)->refcount == 0) + winsys->buffer_destroy( winsys, *ptr ); + + *ptr = buf; +} + + + +/** + * \sa pipe_surface_reference + */ +static INLINE void +pipe_texture_reference(struct pipe_context *pipe, struct pipe_texture **ptr, + struct pipe_texture *pt) +{ + assert(ptr); + + if (pt) + pt->refcount++; + + if (*ptr) { + pipe->texture_release(pipe, ptr); + assert(!*ptr); + } + + *ptr = pt; +} + + +#endif /* P_INLINES_H */ diff --git a/src/gallium/include/pipe/p_shader_tokens.h b/src/gallium/include/pipe/p_shader_tokens.h new file mode 100644 index 00000000000..3ce35310f6d --- /dev/null +++ b/src/gallium/include/pipe/p_shader_tokens.h @@ -0,0 +1,806 @@ +#if !defined TGSI_TOKEN_H +#define TGSI_TOKEN_H + +#if defined __cplusplus +extern "C" { +#endif // defined __cplusplus + +struct tgsi_version +{ + unsigned MajorVersion : 8; + unsigned MinorVersion : 8; + unsigned Padding : 16; +}; + +struct tgsi_header +{ + unsigned HeaderSize : 8; + unsigned BodySize : 24; +}; + +#define TGSI_PROCESSOR_FRAGMENT 0 +#define TGSI_PROCESSOR_VERTEX 1 +#define TGSI_PROCESSOR_GEOMETRY 2 + +struct tgsi_processor +{ + unsigned Processor : 4; /* TGSI_PROCESSOR_ */ + unsigned Padding : 28; +}; + +#define TGSI_TOKEN_TYPE_DECLARATION 0 +#define TGSI_TOKEN_TYPE_IMMEDIATE 1 +#define TGSI_TOKEN_TYPE_INSTRUCTION 2 + +struct tgsi_token +{ + unsigned Type : 4; /* TGSI_TOKEN_TYPE_ */ + unsigned Size : 8; /* UINT */ + unsigned Padding : 19; + unsigned Extended : 1; /* BOOL */ +}; + +#define TGSI_FILE_NULL 0 +#define TGSI_FILE_CONSTANT 1 +#define TGSI_FILE_INPUT 2 +#define TGSI_FILE_OUTPUT 3 +#define TGSI_FILE_TEMPORARY 4 +#define TGSI_FILE_SAMPLER 5 +#define TGSI_FILE_ADDRESS 6 +#define TGSI_FILE_IMMEDIATE 7 + +#define TGSI_DECLARE_RANGE 0 +#define TGSI_DECLARE_MASK 1 + +#define TGSI_WRITEMASK_NONE 0x00 +#define TGSI_WRITEMASK_X 0x01 +#define TGSI_WRITEMASK_Y 0x02 +#define TGSI_WRITEMASK_XY 0x03 +#define TGSI_WRITEMASK_Z 0x04 +#define TGSI_WRITEMASK_XZ 0x05 +#define TGSI_WRITEMASK_YZ 0x06 +#define TGSI_WRITEMASK_XYZ 0x07 +#define TGSI_WRITEMASK_W 0x08 +#define TGSI_WRITEMASK_XW 0x09 +#define TGSI_WRITEMASK_YW 0x0A +#define TGSI_WRITEMASK_XYW 0x0B +#define TGSI_WRITEMASK_ZW 0x0C +#define TGSI_WRITEMASK_XZW 0x0D +#define TGSI_WRITEMASK_YZW 0x0E +#define TGSI_WRITEMASK_XYZW 0x0F + +struct tgsi_declaration +{ + unsigned Type : 4; /* TGSI_TOKEN_TYPE_DECLARATION */ + unsigned Size : 8; /* UINT */ + unsigned File : 4; /* one of TGSI_FILE_x */ + unsigned Declare : 4; /* one of TGSI_DECLARE_x */ + unsigned UsageMask : 4; /* bitmask of TGSI_WRITEMASK_x flags */ + unsigned Interpolate : 1; /* BOOL, any interpolation info? */ + unsigned Semantic : 1; /* BOOL, any semantic info? */ + unsigned Padding : 5; + unsigned Extended : 1; /* BOOL */ +}; + +struct tgsi_declaration_range +{ + unsigned First : 16; /* UINT */ + unsigned Last : 16; /* UINT */ +}; + +struct tgsi_declaration_mask +{ + unsigned Mask : 32; /* UINT */ +}; + +#define TGSI_INTERPOLATE_CONSTANT 0 +#define TGSI_INTERPOLATE_LINEAR 1 +#define TGSI_INTERPOLATE_PERSPECTIVE 2 + +struct tgsi_declaration_interpolation +{ + unsigned Interpolate : 4; /* TGSI_INTERPOLATE_ */ + unsigned Padding : 28; +}; + +#define TGSI_SEMANTIC_POSITION 0 +#define TGSI_SEMANTIC_COLOR 1 +#define TGSI_SEMANTIC_BCOLOR 2 /**< back-face color */ +#define TGSI_SEMANTIC_FOG 3 +#define TGSI_SEMANTIC_PSIZE 4 +#define TGSI_SEMANTIC_GENERIC 5 +#define TGSI_SEMANTIC_NORMAL 6 +#define TGSI_SEMANTIC_COUNT 7 /**< number of semantic values */ + +struct tgsi_declaration_semantic +{ + unsigned SemanticName : 8; /* one of TGSI_SEMANTIC_ */ + unsigned SemanticIndex : 16; /* UINT */ + unsigned Padding : 8; +}; + +#define TGSI_IMM_FLOAT32 0 + +struct tgsi_immediate +{ + unsigned Type : 4; /* TGSI_TOKEN_TYPE_IMMEDIATE */ + unsigned Size : 8; /* UINT */ + unsigned DataType : 4; /* TGSI_IMM_ */ + unsigned Padding : 15; + unsigned Extended : 1; /* BOOL */ +}; + +struct tgsi_immediate_float32 +{ + float Float; +}; + +/* + * GL_NV_vertex_program + */ +#define TGSI_OPCODE_ARL 0 +#define TGSI_OPCODE_MOV 1 +#define TGSI_OPCODE_LIT 2 +#define TGSI_OPCODE_RCP 3 +#define TGSI_OPCODE_RSQ 4 +#define TGSI_OPCODE_EXP 5 +#define TGSI_OPCODE_LOG 6 +#define TGSI_OPCODE_MUL 7 +#define TGSI_OPCODE_ADD 8 +#define TGSI_OPCODE_DP3 9 +#define TGSI_OPCODE_DP4 10 +#define TGSI_OPCODE_DST 11 +#define TGSI_OPCODE_MIN 12 +#define TGSI_OPCODE_MAX 13 +#define TGSI_OPCODE_SLT 14 +#define TGSI_OPCODE_SGE 15 +#define TGSI_OPCODE_MAD 16 + +/* + * GL_ATI_fragment_shader + */ +#define TGSI_OPCODE_SUB 17 +#define TGSI_OPCODE_DOT3 TGSI_OPCODE_DP3 +#define TGSI_OPCODE_DOT4 TGSI_OPCODE_DP4 +#define TGSI_OPCODE_LERP 18 +#define TGSI_OPCODE_CND 19 +#define TGSI_OPCODE_CND0 20 +#define TGSI_OPCODE_DOT2ADD 21 + +/* + * GL_EXT_vertex_shader + */ +#define TGSI_OPCODE_INDEX 22 +#define TGSI_OPCODE_NEGATE 23 +#define TGSI_OPCODE_MADD TGSI_OPCODE_MAD +#define TGSI_OPCODE_FRAC 24 +#define TGSI_OPCODE_SETGE TGSI_OPCODE_SGE +#define TGSI_OPCODE_SETLT TGSI_OPCODE_SLT +#define TGSI_OPCODE_CLAMP 25 +#define TGSI_OPCODE_FLOOR 26 +#define TGSI_OPCODE_ROUND 27 +#define TGSI_OPCODE_EXPBASE2 28 +#define TGSI_OPCODE_LOGBASE2 29 +#define TGSI_OPCODE_POWER 30 +#define TGSI_OPCODE_RECIP TGSI_OPCODE_RCP +#define TGSI_OPCODE_RECIPSQRT TGSI_OPCODE_RSQ +#define TGSI_OPCODE_CROSSPRODUCT 31 +#define TGSI_OPCODE_MULTIPLYMATRIX 32 + +/* + * GL_NV_vertex_program1_1 + */ +#define TGSI_OPCODE_ABS 33 +#define TGSI_OPCODE_RCC 34 +#define TGSI_OPCODE_DPH 35 + +/* + * GL_NV_fragment_program + */ +#define TGSI_OPCODE_COS 36 +#define TGSI_OPCODE_DDX 37 +#define TGSI_OPCODE_DDY 38 +#define TGSI_OPCODE_EX2 TGSI_OPCODE_EXPBASE2 +#define TGSI_OPCODE_FLR TGSI_OPCODE_FLOOR +#define TGSI_OPCODE_FRC TGSI_OPCODE_FRAC +#define TGSI_OPCODE_KILP 39 /* predicated kill */ +#define TGSI_OPCODE_LG2 TGSI_OPCODE_LOGBASE2 +#define TGSI_OPCODE_LRP TGSI_OPCODE_LERP +#define TGSI_OPCODE_PK2H 40 +#define TGSI_OPCODE_PK2US 41 +#define TGSI_OPCODE_PK4B 42 +#define TGSI_OPCODE_PK4UB 43 +#define TGSI_OPCODE_POW TGSI_OPCODE_POWER +#define TGSI_OPCODE_RFL 44 +#define TGSI_OPCODE_SEQ 45 +#define TGSI_OPCODE_SFL 46 +#define TGSI_OPCODE_SGT 47 +#define TGSI_OPCODE_SIN 48 +#define TGSI_OPCODE_SLE 49 +#define TGSI_OPCODE_SNE 50 +#define TGSI_OPCODE_STR 51 +#define TGSI_OPCODE_TEX 52 +#define TGSI_OPCODE_TXD 53 +#define TGSI_OPCODE_UP2H 54 +#define TGSI_OPCODE_UP2US 55 +#define TGSI_OPCODE_UP4B 56 +#define TGSI_OPCODE_UP4UB 57 +#define TGSI_OPCODE_X2D 58 + +/* + * GL_NV_vertex_program2 + */ +#define TGSI_OPCODE_ARA 59 +#define TGSI_OPCODE_ARR 60 +#define TGSI_OPCODE_BRA 61 +#define TGSI_OPCODE_CAL 62 +#define TGSI_OPCODE_RET 63 +#define TGSI_OPCODE_SSG 64 + +/* + * GL_ARB_vertex_program + */ +#define TGSI_OPCODE_SWZ TGSI_OPCODE_MOV +#define TGSI_OPCODE_XPD TGSI_OPCODE_CROSSPRODUCT + +/* + * GL_ARB_fragment_program + */ +#define TGSI_OPCODE_CMP 65 +#define TGSI_OPCODE_SCS 66 +#define TGSI_OPCODE_TXB 67 + +/* + * GL_NV_fragment_program_option + */ +/* No new opcode */ + +/* + * GL_NV_fragment_program2 + */ +#define TGSI_OPCODE_NRM 68 +#define TGSI_OPCODE_DIV 69 +#define TGSI_OPCODE_DP2 70 +#define TGSI_OPCODE_DP2A TGSI_OPCODE_DOT2ADD +#define TGSI_OPCODE_TXL 71 +#define TGSI_OPCODE_BRK 72 +#define TGSI_OPCODE_IF 73 +#define TGSI_OPCODE_LOOP 74 +#define TGSI_OPCODE_REP 75 +#define TGSI_OPCODE_ELSE 76 +#define TGSI_OPCODE_ENDIF 77 +#define TGSI_OPCODE_ENDLOOP 78 +#define TGSI_OPCODE_ENDREP 79 + +/* + * GL_NV_vertex_program2_option + */ + +/* + * GL_NV_vertex_program3 + */ +#define TGSI_OPCODE_PUSHA 80 +#define TGSI_OPCODE_POPA 81 + +/* + * GL_NV_gpu_program4 + */ +#define TGSI_OPCODE_CEIL 82 +#define TGSI_OPCODE_I2F 83 +#define TGSI_OPCODE_NOT 84 +#define TGSI_OPCODE_TRUNC 85 +#define TGSI_OPCODE_SHL 86 +#define TGSI_OPCODE_SHR 87 +#define TGSI_OPCODE_AND 88 +#define TGSI_OPCODE_OR 89 +#define TGSI_OPCODE_MOD 90 +#define TGSI_OPCODE_XOR 91 +#define TGSI_OPCODE_SAD 92 +#define TGSI_OPCODE_TXF 93 +#define TGSI_OPCODE_TXQ 94 +#define TGSI_OPCODE_CONT 95 + +/* + * GL_NV_vertex_program4 + */ +/* Same as GL_NV_gpu_program4 */ + +/* + * GL_NV_fragment_program4 + */ +/* Same as GL_NV_gpu_program4 */ + +/* + * GL_NV_geometry_program4 + */ +/* Same as GL_NV_gpu_program4 */ +#define TGSI_OPCODE_EMIT 96 +#define TGSI_OPCODE_ENDPRIM 97 + +/* + * GLSL + */ +#define TGSI_OPCODE_BGNLOOP2 98 +#define TGSI_OPCODE_BGNSUB 99 +#define TGSI_OPCODE_ENDLOOP2 100 +#define TGSI_OPCODE_ENDSUB 101 +#define TGSI_OPCODE_INT TGSI_OPCODE_TRUNC +#define TGSI_OPCODE_NOISE1 102 +#define TGSI_OPCODE_NOISE2 103 +#define TGSI_OPCODE_NOISE3 104 +#define TGSI_OPCODE_NOISE4 105 +#define TGSI_OPCODE_NOP 106 + +/* + * ps_1_1 + */ +#define TGSI_OPCODE_TEXCOORD TGSI_OPCODE_NOP +#define TGSI_OPCODE_TEXKILL TGSI_OPCODE_KIL +#define TGSI_OPCODE_TEXBEM 107 +#define TGSI_OPCODE_TEXBEML 108 +#define TGSI_OPCODE_TEXREG2AR 109 +#define TGSI_OPCODE_TEXM3X2PAD 110 +#define TGSI_OPCODE_TEXM3X2TEX 111 +#define TGSI_OPCODE_TEXM3X3PAD 112 +#define TGSI_OPCODE_TEXM3X3TEX 113 +#define TGSI_OPCODE_TEXM3X3SPEC 114 +#define TGSI_OPCODE_TEXM3X3VSPEC 115 + +/* + * ps_1_2 + */ +#define TGSI_OPCODE_TEXREG2GB 116 +#define TGSI_OPCODE_TEXREG2RGB 117 +#define TGSI_OPCODE_TEXDP3TEX 118 +#define TGSI_OPCODE_TEXDP3 119 +#define TGSI_OPCODE_TEXM3X3 120 +/* CMP - use TGSI_OPCODE_CND0 */ + +/* + * ps_1_3 + */ +#define TGSI_OPCODE_TEXM3X2DEPTH 121 +/* CMP - use TGSI_OPCODE_CND0 */ + +/* + * ps_1_4 + */ +#define TGSI_OPCODE_TEXCRD TGSI_OPCODE_TEXCOORD +#define TGSI_OPCODE_TEXLD TGSI_OPCODE_TEX +#define TGSI_OPCODE_TEXDEPTH 122 +#define TGSI_OPCODE_BEM 123 + +/* + * ps_2_0 + */ +#define TGSI_OPCODE_M4X4 TGSI_OPCODE_MULTIPLYMATRIX +#define TGSI_OPCODE_M4X3 124 +#define TGSI_OPCODE_M3X4 125 +#define TGSI_OPCODE_M3X3 126 +#define TGSI_OPCODE_M3X2 127 +#define TGSI_OPCODE_CRS TGSI_OPCODE_XPD +#define TGSI_OPCODE_NRM4 128 +#define TGSI_OPCODE_SINCOS TGSI_OPCODE_SCS +#define TGSI_OPCODE_TEXLDB TGSI_OPCODE_TXB +#define TGSI_OPCODE_DP2ADD TGSI_OPCODE_DP2A + +/* + * ps_2_x + */ +#define TGSI_OPCODE_CALL TGSI_OPCODE_CAL +#define TGSI_OPCODE_CALLNZ 129 +#define TGSI_OPCODE_IFC 130 +#define TGSI_OPCODE_BREAK TGSI_OPCODE_BRK +#define TGSI_OPCODE_BREAKC 131 +#define TGSI_OPCODE_DSX TGSI_OPCODE_DDX +#define TGSI_OPCODE_DSY TGSI_OPCODE_DDY +#define TGSI_OPCODE_TEXLDD TGSI_OPCODE_TXD + +/* + * vs_1_1 + */ +#define TGSI_OPCODE_EXPP TGSI_OPCODE_EXP +#define TGSI_OPCODE_LOGP TGSI_OPCODE_LG2 + +/* + * vs_2_0 + */ +#define TGSI_OPCODE_SGN TGSI_OPCODE_SSG +#define TGSI_OPCODE_MOVA TGSI_OPCODE_ARR + +/* + * vs_2_x + */ + +#define TGSI_OPCODE_KIL 132 /* unpredicated kill */ +#define TGSI_OPCODE_END 133 /* aka HALT */ + +#define TGSI_OPCODE_LAST 134 + +#define TGSI_SAT_NONE 0 /* do not saturate */ +#define TGSI_SAT_ZERO_ONE 1 /* clamp to [0,1] */ +#define TGSI_SAT_MINUS_PLUS_ONE 2 /* clamp to [-1,1] */ + +/* + * Opcode is the operation code to execute. A given operation defines the + * semantics how the source registers (if any) are interpreted and what is + * written to the destination registers (if any) as a result of execution. + * + * NumDstRegs and NumSrcRegs is the number of destination and source registers, + * respectively. For a given operation code, those numbers are fixed and are + * present here only for convenience. + * + * If Extended is TRUE, it is now executed. + * + * Saturate controls how are final results in destination registers modified. + */ + +struct tgsi_instruction +{ + unsigned Type : 4; /* TGSI_TOKEN_TYPE_INSTRUCTION */ + unsigned Size : 8; /* UINT */ + unsigned Opcode : 8; /* TGSI_OPCODE_ */ + unsigned Saturate : 2; /* TGSI_SAT_ */ + unsigned NumDstRegs : 2; /* UINT */ + unsigned NumSrcRegs : 4; /* UINT */ + unsigned Padding : 3; + unsigned Extended : 1; /* BOOL */ +}; + +/* + * If tgsi_instruction::Extended is TRUE, tgsi_instruction_ext follows. + * + * Then, tgsi_instruction::NumDstRegs of tgsi_dst_register follow. + * + * Then, tgsi_instruction::NumSrcRegs of tgsi_src_register follow. + * + * tgsi_instruction::Size contains the total number of words that make the + * instruction, including the instruction word. + */ + +#define TGSI_INSTRUCTION_EXT_TYPE_NV 0 +#define TGSI_INSTRUCTION_EXT_TYPE_LABEL 1 +#define TGSI_INSTRUCTION_EXT_TYPE_TEXTURE 2 +#define TGSI_INSTRUCTION_EXT_TYPE_PREDICATE 3 + +struct tgsi_instruction_ext +{ + unsigned Type : 4; /* TGSI_INSTRUCTION_EXT_TYPE_ */ + unsigned Padding : 27; + unsigned Extended : 1; /* BOOL */ +}; + +/* + * If tgsi_instruction_ext::Type is TGSI_INSTRUCTION_EXT_TYPE_NV, it should + * be cast to tgsi_instruction_ext_nv. + * + * If tgsi_instruction_ext::Type is TGSI_INSTRUCTION_EXT_TYPE_LABEL, it + * should be cast to tgsi_instruction_ext_label. + * + * If tgsi_instruction_ext::Type is TGSI_INSTRUCTION_EXT_TYPE_TEXTURE, it + * should be cast to tgsi_instruction_ext_texture. + * + * If tgsi_instruction_ext::Type is TGSI_INSTRUCTION_EXT_TYPE_PREDICATE, it + * should be cast to tgsi_instruction_ext_predicate. + * + * If tgsi_instruction_ext::Extended is TRUE, another tgsi_instruction_ext + * follows. + */ + +#define TGSI_PRECISION_DEFAULT 0 +#define TGSI_PRECISION_FLOAT32 1 +#define TGSI_PRECISION_FLOAT16 2 +#define TGSI_PRECISION_FIXED12 3 + +#define TGSI_CC_GT 0 +#define TGSI_CC_EQ 1 +#define TGSI_CC_LT 2 +#define TGSI_CC_UN 3 +#define TGSI_CC_GE 4 +#define TGSI_CC_LE 5 +#define TGSI_CC_NE 6 +#define TGSI_CC_TR 7 +#define TGSI_CC_FL 8 + +#define TGSI_SWIZZLE_X 0 +#define TGSI_SWIZZLE_Y 1 +#define TGSI_SWIZZLE_Z 2 +#define TGSI_SWIZZLE_W 3 + +/* + * Precision controls the precision at which the operation should be executed. + * + * CondDstUpdate enables condition code register writes. When this field is + * TRUE, CondDstIndex specifies the index of the condition code register to + * update. + * + * CondFlowEnable enables conditional execution of the operation. When this + * field is TRUE, CondFlowIndex specifies the index of the condition code + * register to test against CondMask with component swizzle controled by + * CondSwizzleX, CondSwizzleY, CondSwizzleZ and CondSwizzleW. If the test fails, + * the operation is not executed. + */ + +struct tgsi_instruction_ext_nv +{ + unsigned Type : 4; /* TGSI_INSTRUCTION_EXT_TYPE_NV */ + unsigned Precision : 4; /* TGSI_PRECISION_ */ + unsigned CondDstIndex : 4; /* UINT */ + unsigned CondFlowIndex : 4; /* UINT */ + unsigned CondMask : 4; /* TGSI_CC_ */ + unsigned CondSwizzleX : 2; /* TGSI_SWIZZLE_ */ + unsigned CondSwizzleY : 2; /* TGSI_SWIZZLE_ */ + unsigned CondSwizzleZ : 2; /* TGSI_SWIZZLE_ */ + unsigned CondSwizzleW : 2; /* TGSI_SWIZZLE_ */ + unsigned CondDstUpdate : 1; /* BOOL */ + unsigned CondFlowEnable : 1; /* BOOL */ + unsigned Padding : 1; + unsigned Extended : 1; /* BOOL */ +}; + +struct tgsi_instruction_ext_label +{ + unsigned Type : 4; /* TGSI_INSTRUCTION_EXT_TYPE_LABEL */ + unsigned Label : 24; /* UINT */ + unsigned Padding : 3; + unsigned Extended : 1; /* BOOL */ +}; + +#define TGSI_TEXTURE_UNKNOWN 0 +#define TGSI_TEXTURE_1D 1 +#define TGSI_TEXTURE_2D 2 +#define TGSI_TEXTURE_3D 3 +#define TGSI_TEXTURE_CUBE 4 +#define TGSI_TEXTURE_RECT 5 +#define TGSI_TEXTURE_SHADOW1D 6 +#define TGSI_TEXTURE_SHADOW2D 7 +#define TGSI_TEXTURE_SHADOWRECT 8 + +struct tgsi_instruction_ext_texture +{ + unsigned Type : 4; /* TGSI_INSTRUCTION_EXT_TYPE_TEXTURE */ + unsigned Texture : 8; /* TGSI_TEXTURE_ */ + unsigned Padding : 19; + unsigned Extended : 1; /* BOOL */ +}; + +struct tgsi_instruction_ext_predicate +{ + unsigned Type : 4; /* TGSI_INSTRUCTION_EXT_TYPE_PREDICATE */ + unsigned PredDstIndex : 4; /* UINT */ + unsigned PredWriteMask : 4; /* TGSI_WRITEMASK_ */ + unsigned Padding : 19; + unsigned Extended : 1; /* BOOL */ +}; + +/* + * File specifies the register array to access. + * + * Index specifies the element number of a register in the register file. + * + * If Indirect is TRUE, Index should be offset by the X component of a source + * register that follows. The register can be now fetched into local storage + * for further processing. + * + * If Negate is TRUE, all components of the fetched register are negated. + * + * The fetched register components are swizzled according to SwizzleX, SwizzleY, + * SwizzleZ and SwizzleW. + * + * If Extended is TRUE, any further modifications to the source register are + * made to this temporary storage. + */ + +struct tgsi_src_register +{ + unsigned File : 4; /* TGSI_FILE_ */ + unsigned SwizzleX : 2; /* TGSI_SWIZZLE_ */ + unsigned SwizzleY : 2; /* TGSI_SWIZZLE_ */ + unsigned SwizzleZ : 2; /* TGSI_SWIZZLE_ */ + unsigned SwizzleW : 2; /* TGSI_SWIZZLE_ */ + unsigned Negate : 1; /* BOOL */ + unsigned Indirect : 1; /* BOOL */ + unsigned Dimension : 1; /* BOOL */ + int Index : 16; /* SINT */ + unsigned Extended : 1; /* BOOL */ +}; + +/* + * If tgsi_src_register::Extended is TRUE, tgsi_src_register_ext follows. + * + * Then, if tgsi_src_register::Indirect is TRUE, another tgsi_src_register + * follows. + * + * Then, if tgsi_src_register::Dimension is TRUE, tgsi_dimension follows. + */ + +#define TGSI_SRC_REGISTER_EXT_TYPE_SWZ 0 +#define TGSI_SRC_REGISTER_EXT_TYPE_MOD 1 + +struct tgsi_src_register_ext +{ + unsigned Type : 4; /* TGSI_SRC_REGISTER_EXT_TYPE_ */ + unsigned Padding : 27; + unsigned Extended : 1; /* BOOL */ +}; + +/* + * If tgsi_src_register_ext::Type is TGSI_SRC_REGISTER_EXT_TYPE_SWZ, + * it should be cast to tgsi_src_register_ext_swz. + * + * If tgsi_src_register_ext::Type is TGSI_SRC_REGISTER_EXT_TYPE_MOD, + * it should be cast to tgsi_src_register_ext_mod. + * + * If tgsi_dst_register_ext::Extended is TRUE, another tgsi_dst_register_ext + * follows. + */ + +#define TGSI_EXTSWIZZLE_X TGSI_SWIZZLE_X +#define TGSI_EXTSWIZZLE_Y TGSI_SWIZZLE_Y +#define TGSI_EXTSWIZZLE_Z TGSI_SWIZZLE_Z +#define TGSI_EXTSWIZZLE_W TGSI_SWIZZLE_W +#define TGSI_EXTSWIZZLE_ZERO 4 +#define TGSI_EXTSWIZZLE_ONE 5 + +/* + * ExtSwizzleX, ExtSwizzleY, ExtSwizzleZ and ExtSwizzleW swizzle the source + * register in an extended manner. + * + * NegateX, NegateY, NegateZ and NegateW negate individual components of the + * source register. + * + * ExtDivide specifies which component is used to divide all components of the + * source register. + */ + +struct tgsi_src_register_ext_swz +{ + unsigned Type : 4; /* TGSI_SRC_REGISTER_EXT_TYPE_SWZ */ + unsigned ExtSwizzleX : 4; /* TGSI_EXTSWIZZLE_ */ + unsigned ExtSwizzleY : 4; /* TGSI_EXTSWIZZLE_ */ + unsigned ExtSwizzleZ : 4; /* TGSI_EXTSWIZZLE_ */ + unsigned ExtSwizzleW : 4; /* TGSI_EXTSWIZZLE_ */ + unsigned NegateX : 1; /* BOOL */ + unsigned NegateY : 1; /* BOOL */ + unsigned NegateZ : 1; /* BOOL */ + unsigned NegateW : 1; /* BOOL */ + unsigned ExtDivide : 4; /* TGSI_EXTSWIZZLE_ */ + unsigned Padding : 3; + unsigned Extended : 1; /* BOOL */ +}; + +/** + * Extra src register modifiers + * + * If Complement is TRUE, the source register is modified by subtracting it + * from 1.0. + * + * If Bias is TRUE, the source register is modified by subtracting 0.5 from it. + * + * If Scale2X is TRUE, the source register is modified by multiplying it by 2.0. + * + * If Absolute is TRUE, the source register is modified by removing the sign. + * + * If Negate is TRUE, the source register is modified by negating it. + */ + +struct tgsi_src_register_ext_mod +{ + unsigned Type : 4; /* TGSI_SRC_REGISTER_EXT_TYPE_MOD */ + unsigned Complement : 1; /* BOOL */ + unsigned Bias : 1; /* BOOL */ + unsigned Scale2X : 1; /* BOOL */ + unsigned Absolute : 1; /* BOOL */ + unsigned Negate : 1; /* BOOL */ + unsigned Padding : 22; + unsigned Extended : 1; /* BOOL */ +}; + +struct tgsi_dimension +{ + unsigned Indirect : 1; /* BOOL */ + unsigned Dimension : 1; /* BOOL */ + unsigned Padding : 13; + int Index : 16; /* SINT */ + unsigned Extended : 1; /* BOOL */ +}; + +struct tgsi_dst_register +{ + unsigned File : 4; /* TGSI_FILE_ */ + unsigned WriteMask : 4; /* TGSI_WRITEMASK_ */ + unsigned Indirect : 1; /* BOOL */ + unsigned Dimension : 1; /* BOOL */ + int Index : 16; /* SINT */ + unsigned Padding : 5; + unsigned Extended : 1; /* BOOL */ +}; + +/* + * If tgsi_dst_register::Extended is TRUE, tgsi_dst_register_ext follows. + * + * Then, if tgsi_dst_register::Indirect is TRUE, tgsi_src_register follows. + */ + +#define TGSI_DST_REGISTER_EXT_TYPE_CONDCODE 0 +#define TGSI_DST_REGISTER_EXT_TYPE_MODULATE 1 +#define TGSI_DST_REGISTER_EXT_TYPE_PREDICATE 2 + +struct tgsi_dst_register_ext +{ + unsigned Type : 4; /* TGSI_DST_REGISTER_EXT_TYPE_ */ + unsigned Padding : 27; + unsigned Extended : 1; /* BOOL */ +}; + +/** + * Extra destination register modifiers + * + * If tgsi_dst_register_ext::Type is TGSI_DST_REGISTER_EXT_TYPE_CONDCODE, + * it should be cast to tgsi_dst_register_ext_condcode. + * + * If tgsi_dst_register_ext::Type is TGSI_DST_REGISTER_EXT_TYPE_MODULATE, + * it should be cast to tgsi_dst_register_ext_modulate. + * + * If tgsi_dst_register_ext::Type is TGSI_DST_REGISTER_EXT_TYPE_PREDICATE, + * it should be cast to tgsi_dst_register_ext_predicate. + * + * If tgsi_dst_register_ext::Extended is TRUE, another tgsi_dst_register_ext + * follows. + */ +struct tgsi_dst_register_ext_concode +{ + unsigned Type : 4; /* TGSI_DST_REGISTER_EXT_TYPE_CONDCODE */ + unsigned CondMask : 4; /* TGSI_CC_ */ + unsigned CondSwizzleX : 2; /* TGSI_SWIZZLE_ */ + unsigned CondSwizzleY : 2; /* TGSI_SWIZZLE_ */ + unsigned CondSwizzleZ : 2; /* TGSI_SWIZZLE_ */ + unsigned CondSwizzleW : 2; /* TGSI_SWIZZLE_ */ + unsigned CondSrcIndex : 4; /* UINT */ + unsigned Padding : 11; + unsigned Extended : 1; /* BOOL */ +}; + +#define TGSI_MODULATE_1X 0 +#define TGSI_MODULATE_2X 1 +#define TGSI_MODULATE_4X 2 +#define TGSI_MODULATE_8X 3 +#define TGSI_MODULATE_HALF 4 +#define TGSI_MODULATE_QUARTER 5 +#define TGSI_MODULATE_EIGHTH 6 + +struct tgsi_dst_register_ext_modulate +{ + unsigned Type : 4; /* TGSI_DST_REGISTER_EXT_TYPE_MODULATE */ + unsigned Modulate : 4; /* TGSI_MODULATE_ */ + unsigned Padding : 23; + unsigned Extended : 1; /* BOOL */ +}; + +/* + * Currently, the following constraints apply. + * + * - PredSwizzleXYZW is either set to identity or replicate. + * - PredSrcIndex is 0. + */ + +struct tgsi_dst_register_ext_predicate +{ + unsigned Type : 4; /* TGSI_DST_REGISTER_EXT_TYPE_PREDICATE */ + unsigned PredSwizzleX : 2; /* TGSI_SWIZZLE_ */ + unsigned PredSwizzleY : 2; /* TGSI_SWIZZLE_ */ + unsigned PredSwizzleZ : 2; /* TGSI_SWIZZLE_ */ + unsigned PredSwizzleW : 2; /* TGSI_SWIZZLE_ */ + unsigned PredSrcIndex : 4; /* UINT */ + unsigned Negate : 1; /* BOOL */ + unsigned Padding : 14; + unsigned Extended : 1; /* BOOL */ +}; + + +#if defined __cplusplus +} // extern "C" +#endif // defined __cplusplus + +#endif // !defined TGSI_TOKEN_H + diff --git a/src/gallium/include/pipe/p_state.h b/src/gallium/include/pipe/p_state.h new file mode 100644 index 00000000000..4d3a6b2f413 --- /dev/null +++ b/src/gallium/include/pipe/p_state.h @@ -0,0 +1,322 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + + +/** + * Abstract graphics pipe state objects. + * + * Basic notes: + * 1. Want compact representations, so we use bitfields. + * 2. Put bitfields before other (GLfloat) fields. + */ + + +#ifndef PIPE_STATE_H +#define PIPE_STATE_H + +#include "p_compiler.h" +#include "p_defines.h" +#include "p_format.h" + +/** + * Implementation limits + */ +#define PIPE_MAX_SAMPLERS 8 +#define PIPE_MAX_CLIP_PLANES 6 +#define PIPE_MAX_CONSTANT 32 +#define PIPE_ATTRIB_MAX 32 +#define PIPE_MAX_COLOR_BUFS 8 +#define PIPE_MAX_TEXTURE_LEVELS 16 +#define PIPE_MAX_FEEDBACK_ATTRIBS 16 +#define PIPE_MAX_SHADER_INPUTS 16 +#define PIPE_MAX_SHADER_OUTPUTS 16 + + +/* fwd decls */ +struct pipe_surface; +struct pipe_winsys; + + + +/** + * The driver will certainly subclass this to include actual memory + * management information. + */ +struct pipe_buffer { + unsigned alignment; + unsigned usage; + unsigned size; + + /** Reference count */ + unsigned refcount; +}; + + + + +/** + * Primitive (point/line/tri) rasterization info + */ +struct pipe_rasterizer_state +{ + unsigned flatshade:1; + unsigned light_twoside:1; + unsigned front_winding:2; /**< PIPE_WINDING_x */ + unsigned cull_mode:2; /**< PIPE_WINDING_x */ + unsigned fill_cw:2; /**< PIPE_POLYGON_MODE_x */ + unsigned fill_ccw:2; /**< PIPE_POLYGON_MODE_x */ + unsigned offset_cw:1; + unsigned offset_ccw:1; + unsigned scissor:1; + unsigned poly_smooth:1; + unsigned poly_stipple_enable:1; + unsigned point_smooth:1; + unsigned point_sprite:1; + unsigned point_size_per_vertex:1; /**< size computed in vertex shader */ + unsigned multisample:1; /* XXX maybe more ms state in future */ + unsigned line_smooth:1; + unsigned line_stipple_enable:1; + unsigned line_stipple_factor:8; /**< [1..256] actually */ + unsigned line_stipple_pattern:16; + unsigned bypass_clipping:1; + unsigned origin_lower_left:1; /**< Is (0,0) the lower-left corner? */ + + float line_width; + float point_size; /**< used when no per-vertex size */ + float offset_units; + float offset_scale; + ubyte sprite_coord_mode[PIPE_MAX_SHADER_OUTPUTS]; /**< PIPE_SPRITE_COORD_ */ +}; + + +struct pipe_poly_stipple { + unsigned stipple[32]; +}; + + +struct pipe_viewport_state { + float scale[4]; + float translate[4]; +}; + + +struct pipe_scissor_state { + unsigned minx:16; + unsigned miny:16; + unsigned maxx:16; + unsigned maxy:16; +}; + + +struct pipe_clip_state { + float ucp[PIPE_MAX_CLIP_PLANES][4]; + unsigned nr; +}; + + +/** + * Constants for vertex/fragment shaders + */ +struct pipe_constant_buffer { + struct pipe_buffer *buffer; + unsigned size; /** in bytes */ +}; + + +struct pipe_shader_state { + const struct tgsi_token *tokens; + ubyte num_inputs; + ubyte num_outputs; + ubyte input_map[PIPE_MAX_SHADER_INPUTS]; /* XXX this may be temporary */ + ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS]; /**< TGSI_SEMANTIC_x */ + ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS]; + ubyte output_semantic_name[PIPE_MAX_SHADER_OUTPUTS]; /**< TGSI_SEMANTIC_x */ + ubyte output_semantic_index[PIPE_MAX_SHADER_OUTPUTS]; +}; + + +struct pipe_depth_stencil_alpha_state +{ + struct { + unsigned enabled:1; /**< depth test enabled? */ + unsigned writemask:1; /**< allow depth buffer writes? */ + unsigned func:3; /**< depth test func (PIPE_FUNC_x) */ + unsigned occlusion_count:1; /**< do occlusion counting? */ + } depth; + struct { + unsigned enabled:1; + unsigned func:3; /**< PIPE_FUNC_x */ + unsigned fail_op:3; /**< PIPE_STENCIL_OP_x */ + unsigned zpass_op:3; /**< PIPE_STENCIL_OP_x */ + unsigned zfail_op:3; /**< PIPE_STENCIL_OP_x */ + ubyte ref_value; + ubyte value_mask; + ubyte write_mask; + } stencil[2]; /**< [0] = front, [1] = back */ + struct { + unsigned enabled:1; + unsigned func:3; /**< PIPE_FUNC_x */ + float ref; /**< reference value */ + } alpha; +}; + + +struct pipe_blend_state { + unsigned blend_enable:1; + + unsigned rgb_func:3; /**< PIPE_BLEND_x */ + unsigned rgb_src_factor:5; /**< PIPE_BLENDFACTOR_x */ + unsigned rgb_dst_factor:5; /**< PIPE_BLENDFACTOR_x */ + + unsigned alpha_func:3; /**< PIPE_BLEND_x */ + unsigned alpha_src_factor:5; /**< PIPE_BLENDFACTOR_x */ + unsigned alpha_dst_factor:5; /**< PIPE_BLENDFACTOR_x */ + + unsigned logicop_enable:1; + unsigned logicop_func:4; /**< PIPE_LOGICOP_x */ + + unsigned colormask:4; /**< bitmask of PIPE_MASK_R/G/B/A */ + unsigned dither:1; +}; + + +struct pipe_blend_color { + float color[4]; +}; + + +struct pipe_framebuffer_state +{ + /** multiple colorbuffers for multiple render targets */ + unsigned num_cbufs; + struct pipe_surface *cbufs[PIPE_MAX_COLOR_BUFS]; + + struct pipe_surface *zsbuf; /**< Z/stencil buffer */ +}; + + +/** + * Texture sampler state. + */ +struct pipe_sampler_state +{ + unsigned wrap_s:3; /**< PIPE_TEX_WRAP_x */ + unsigned wrap_t:3; /**< PIPE_TEX_WRAP_x */ + unsigned wrap_r:3; /**< PIPE_TEX_WRAP_x */ + unsigned min_img_filter:2; /**< PIPE_TEX_FILTER_x */ + unsigned min_mip_filter:2; /**< PIPE_TEX_MIPFILTER_x */ + unsigned mag_img_filter:2; /**< PIPE_TEX_FILTER_x */ + unsigned compare:1; /**< shadow/depth compare enabled? */ + unsigned compare_mode:1; /**< PIPE_TEX_COMPARE_x */ + unsigned compare_func:3; /**< PIPE_FUNC_x */ + unsigned normalized_coords:1; /**< Are coords normalized to [0,1]? */ + float shadow_ambient; /**< shadow test fail color/intensity */ + float lod_bias; /**< LOD/lambda bias */ + float min_lod, max_lod; /**< LOD clamp range, after bias */ + float border_color[4]; + float max_anisotropy; +}; + + +/** + * 2D surface. This is basically a view into a memory buffer. + * May be a renderbuffer, texture mipmap level, etc. + */ +struct pipe_surface +{ + struct pipe_buffer *buffer; /**< driver private buffer handle */ + enum pipe_format format; /**< PIPE_FORMAT_x */ + unsigned status; /**< PIPE_SURFACE_STATUS_x */ + unsigned clear_value; /**< may be temporary */ + unsigned cpp; /**< bytes per pixel */ + unsigned width, height; + unsigned pitch; /**< in pixels */ + unsigned offset; /**< offset from start of buffer, in bytes */ + unsigned refcount; + struct pipe_winsys *winsys; /**< winsys which owns/created the surface */ +}; + + +/** + * Texture. Represents one or several texture images on one or several mipmap + * levels. + */ +struct pipe_texture +{ + /* Effectively the key: + */ + enum pipe_texture_target target; /**< PIPE_TEXTURE_x */ + enum pipe_format format; /**< PIPE_FORMAT_x */ + + unsigned last_level; /**< Index of last mipmap level present/defined */ + + unsigned width[PIPE_MAX_TEXTURE_LEVELS]; + unsigned height[PIPE_MAX_TEXTURE_LEVELS]; + unsigned depth[PIPE_MAX_TEXTURE_LEVELS]; + unsigned cpp; + + unsigned compressed:1; + + /* These are also refcounted: + */ + unsigned refcount; +}; + + +/** + * A vertex buffer. Typically, all the vertex data/attributes for + * drawing something will be in one buffer. But it's also possible, for + * example, to put colors in one buffer and texcoords in another. + */ +struct pipe_vertex_buffer +{ + unsigned pitch:11; /**< stride to same attrib in next vertex, in bytes */ + unsigned max_index; /**< number of vertices in this buffer */ + unsigned buffer_offset; /**< offset to start of data in buffer, in bytes */ + struct pipe_buffer *buffer; /**< the actual buffer */ +}; + + +/** + * Information to describe a vertex attribute (position, color, etc) + */ +struct pipe_vertex_element +{ + /** Offset of this attribute, in bytes, from the start of the vertex */ + unsigned src_offset:11; + + /** Which vertex_buffer (as given to pipe->set_vertex_buffer()) does + * this attribute live in? + */ + unsigned vertex_buffer_index:5; + unsigned nr_components:3; + + enum pipe_format src_format; /**< PIPE_FORMAT_* */ +}; + + +#endif diff --git a/src/gallium/include/pipe/p_thread.h b/src/gallium/include/pipe/p_thread.h new file mode 100644 index 00000000000..cd432c547ce --- /dev/null +++ b/src/gallium/include/pipe/p_thread.h @@ -0,0 +1,54 @@ +/************************************************************************** + * + * Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef P_THREAD_H +#define P_THREAD_H + +#include "p_compiler.h" + +/* + * XXX: We should come up with a system-independent thread definitions. + * XXX: Patching glthread defs for now. + */ + +#ifndef __MSC__ + +#include "glapi/glthread.h" + +#else /* __MSC__ */ + +typedef int _glthread_Mutex; + +#define _glthread_INIT_MUTEX( M ) ((void) (M)) +#define _glthread_LOCK_MUTEX( M ) ((void) (M)) +#define _glthread_UNLOCK_MUTEX( M ) ((void) (M)) + +#define sched_yield() ((void) 0) + +#endif /* __MSC__ */ + +#endif /* P_THREAD_H */ diff --git a/src/gallium/include/pipe/p_util.h b/src/gallium/include/pipe/p_util.h new file mode 100644 index 00000000000..d7da2801c92 --- /dev/null +++ b/src/gallium/include/pipe/p_util.h @@ -0,0 +1,408 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef P_UTIL_H +#define P_UTIL_H + +#include "p_compiler.h" +#include "p_debug.h" +#include <math.h> + + +#ifdef WIN32 + +#ifdef __cplusplus +extern "C" +{ +#endif + +void * __stdcall +EngAllocMem( + unsigned long Flags, + unsigned long MemSize, + unsigned long Tag ); + +void __stdcall +EngFreeMem( + void *Mem ); + +#ifdef __cplusplus +} +#endif + +static INLINE void * +MALLOC( unsigned size ) +{ + return EngAllocMem( 0, size, 'D3AG' ); +} + +static INLINE void * +CALLOC( unsigned count, unsigned size ) +{ + void *ptr = MALLOC( count * size ); + if( ptr ) { + memset( ptr, 0, count * size ); + } + return ptr; +} + +static INLINE void +FREE( void *ptr ) +{ + if( ptr ) { + EngFreeMem( ptr ); + } +} + +static INLINE void * +REALLOC( void *old_ptr, unsigned old_size, unsigned new_size ) +{ + void *new_ptr; + if( new_size <= old_size ) { + return old_ptr; + } + new_ptr = MALLOC( new_size ); + if( new_ptr ) { + memcpy( new_ptr, old_ptr, old_size ); + } + FREE( old_ptr ); + return new_ptr; +} + +#define GETENV( X ) NULL + +#else /* WIN32 */ + +#define MALLOC( SIZE ) malloc( SIZE ) + +#define CALLOC( COUNT, SIZE ) calloc( COUNT, SIZE ) + +#define FREE( PTR ) free( PTR ) + +#define REALLOC( OLDPTR, OLDSIZE, NEWSIZE ) realloc( OLDPTR, NEWSIZE ) + +#define GETENV( X ) getenv( X ) + +#endif /* WIN32 */ + +#define MALLOC_STRUCT(T) (struct T *) MALLOC(sizeof(struct T)) + +#define CALLOC_STRUCT(T) (struct T *) CALLOC(1, sizeof(struct T)) + + +/** + * Return a pointer aligned to next multiple of N bytes. + */ +static INLINE void * +align_pointer( void *unaligned, uint alignment ) +{ + if (sizeof(void *) == 64) { + union { + void *p; + uint64 u; + } pu; + pu.p = unaligned; + pu.u = (pu.u + alignment - 1) & ~(uint64) (alignment - 1); + return pu.p; + } + else { + /* 32-bit pointers */ + union { + void *p; + uint u; + } pu; + pu.p = unaligned; + pu.u = (pu.u + alignment - 1) & ~(alignment - 1); + return pu.p; + } +} + +/** + * Return memory on given byte alignment + */ +static INLINE void * +align_malloc(size_t bytes, uint alignment) +{ +#if defined(HAVE_POSIX_MEMALIGN) + void *mem; + (void) posix_memalign(& mem, alignment, bytes); + return mem; +#else + char *ptr, *buf; + + assert( alignment > 0 ); + + ptr = (char *) MALLOC(bytes + alignment + sizeof(void *)); + if (!ptr) + return NULL; + + buf = (char *) align_pointer( ptr + sizeof(void *), alignment ); + *(char **)(buf - sizeof(void *)) = ptr; + + return buf; +#endif /* defined(HAVE_POSIX_MEMALIGN) */ +} + +/** + * Free memory returned by align_malloc(). + */ +static INLINE void +align_free(void *ptr) +{ +#if defined(HAVE_POSIX_MEMALIGN) + FREE(ptr); +#else + void **cubbyHole = (void **) ((char *) ptr - sizeof(void *)); + void *realAddr = *cubbyHole; + FREE(realAddr); +#endif /* defined(HAVE_POSIX_MEMALIGN) */ +} + + + +/** + * Duplicate a block of memory. + */ +static INLINE void * +mem_dup(const void *src, uint size) +{ + void *dup = MALLOC(size); + if (dup) + memcpy(dup, src, size); + return dup; +} + + + +#define CLAMP( X, MIN, MAX ) ( (X)<(MIN) ? (MIN) : ((X)>(MAX) ? (MAX) : (X)) ) +#define MIN2( A, B ) ( (A)<(B) ? (A) : (B) ) +#define MAX2( A, B ) ( (A)>(B) ? (A) : (B) ) + +#define Elements(x) sizeof(x)/sizeof(*(x)) +#define Offset(TYPE, MEMBER) ((unsigned)&(((TYPE *)NULL)->MEMBER)) + +/** + * Return a pointer aligned to next multiple of 16 bytes. + */ +static INLINE void * +align16( void *unaligned ) +{ + return align_pointer( unaligned, 16 ); +} + + +static INLINE int align_int(int x, int align) +{ + return (x + align - 1) & ~(align - 1); +} + + + +#if defined(__MSC__) && defined(__WIN32__) +static INLINE unsigned ffs( unsigned u ) +{ + unsigned i; + + if( u == 0 ) { + return 0; + } + + __asm bsf eax, [u] + __asm inc eax + __asm mov [i], eax + + return i; +} +#endif + +union fi { + float f; + int i; + unsigned ui; +}; + +#define UBYTE_TO_FLOAT( ub ) ((float)(ub) / 255.0F) + +#define IEEE_0996 0x3f7f0000 /* 0.996 or so */ + +/* This function/macro is sensitive to precision. Test very carefully + * if you change it! + */ +#define UNCLAMPED_FLOAT_TO_UBYTE(UB, F) \ + do { \ + union fi __tmp; \ + __tmp.f = (F); \ + if (__tmp.i < 0) \ + UB = (ubyte) 0; \ + else if (__tmp.i >= IEEE_0996) \ + UB = (ubyte) 255; \ + else { \ + __tmp.f = __tmp.f * (255.0f/256.0f) + 32768.0f; \ + UB = (ubyte) __tmp.i; \ + } \ + } while (0) + + + +static INLINE unsigned pack_ub4( unsigned char b0, + unsigned char b1, + unsigned char b2, + unsigned char b3 ) +{ + return ((((unsigned int)b0) << 0) | + (((unsigned int)b1) << 8) | + (((unsigned int)b2) << 16) | + (((unsigned int)b3) << 24)); +} + +static INLINE unsigned fui( float f ) +{ + union fi fi; + fi.f = f; + return fi.ui; +} + +static INLINE unsigned char float_to_ubyte( float f ) +{ + unsigned char ub; + UNCLAMPED_FLOAT_TO_UBYTE(ub, f); + return ub; +} + +static INLINE unsigned pack_ui32_float4( float a, + float b, + float c, + float d ) +{ + return pack_ub4( float_to_ubyte(a), + float_to_ubyte(b), + float_to_ubyte(c), + float_to_ubyte(d) ); +} + +#define COPY_4V( DST, SRC ) \ +do { \ + (DST)[0] = (SRC)[0]; \ + (DST)[1] = (SRC)[1]; \ + (DST)[2] = (SRC)[2]; \ + (DST)[3] = (SRC)[3]; \ +} while (0) + + +#define COPY_4FV( DST, SRC ) COPY_4V(DST, SRC) + + +#define ASSIGN_4V( DST, V0, V1, V2, V3 ) \ +do { \ + (DST)[0] = (V0); \ + (DST)[1] = (V1); \ + (DST)[2] = (V2); \ + (DST)[3] = (V3); \ +} while (0) + + +static INLINE int ifloor(float f) +{ + int ai, bi; + double af, bf; + union fi u; + + af = (3 << 22) + 0.5 + (double)f; + bf = (3 << 22) + 0.5 - (double)f; + u.f = (float) af; ai = u.i; + u.f = (float) bf; bi = u.i; + return (ai - bi) >> 1; +} + + +#if defined(__GNUC__) && defined(__i386__) +static INLINE int iround(float f) +{ + int r; + __asm__ ("fistpl %0" : "=m" (r) : "t" (f) : "st"); + return r; +} +#elif defined(__MSC__) && defined(__WIN32__) +static INLINE int iround(float f) +{ + int r; + _asm { + fld f + fistp r + } + return r; +} +#else +#define IROUND(f) ((int) (((f) >= 0.0F) ? ((f) + 0.5F) : ((f) - 0.5F))) +#endif + + +/* Could maybe have an inline version of this? + */ +#if defined(__GNUC__) +#define FABSF(x) fabsf(x) +#else +#define FABSF(x) ((float) fabs(x)) +#endif + +/* Pretty fast, and accurate. + * Based on code from http://www.flipcode.com/totd/ + */ +static INLINE float LOG2(float val) +{ + union fi num; + int log_2; + + num.f = val; + log_2 = ((num.i >> 23) & 255) - 128; + num.i &= ~(255 << 23); + num.i += 127 << 23; + num.f = ((-1.0f/3) * num.f + 2) * num.f - 2.0f/3; + return num.f + log_2; +} + +#if defined(__GNUC__) +#define CEILF(x) ceilf(x) +#else +#define CEILF(x) ((float) ceil(x)) +#endif + +static INLINE int align(int value, int alignment) +{ + return (value + alignment - 1) & ~(alignment - 1); +} + + +/* util/p_util.c + */ +extern void pipe_copy_rect(ubyte * dst, unsigned cpp, unsigned dst_pitch, + unsigned dst_x, unsigned dst_y, unsigned width, + unsigned height, const ubyte * src, + int src_pitch, unsigned src_x, int src_y); + + +#endif diff --git a/src/gallium/include/pipe/p_winsys.h b/src/gallium/include/pipe/p_winsys.h new file mode 100644 index 00000000000..1e81eebd782 --- /dev/null +++ b/src/gallium/include/pipe/p_winsys.h @@ -0,0 +1,160 @@ + /************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sub license, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial portions + * of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS + * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. + * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR + * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, + * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE + * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + **************************************************************************/ + +#ifndef P_WINSYS_H +#define P_WINSYS_H + + +#include "p_format.h" + +/** + * \file + * This is the interface that Gallium3D requires any window system + * hosting it to implement. This is the only include file in Gallium3D + * which is public. + */ + + +/** Opaque type */ +struct pipe_fence_handle; + +struct pipe_surface; + + +/** + * Gallium3D drivers are (meant to be!) independent of both GL and the + * window system. The window system provides a buffer manager and a + * set of additional hooks for things like command buffer submission, + * etc. + * + * There clearly has to be some agreement between the window system + * driver and the hardware driver about the format of command buffers, + * etc. + */ +struct pipe_winsys +{ + /** Returns name of this winsys interface */ + const char *(*get_name)( struct pipe_winsys *sws ); + + /** + * Do any special operations to ensure frontbuffer contents are + * displayed, eg copy fake frontbuffer. + */ + void (*flush_frontbuffer)( struct pipe_winsys *sws, + struct pipe_surface *surf, + void *context_private ); + + /** Debug output */ + void (*printf)( struct pipe_winsys *sws, + const char *, ... ); + + + /** allocate a new surface (no context dependency) */ + struct pipe_surface *(*surface_alloc)(struct pipe_winsys *ws); + + /** + * Allocate storage for a pipe_surface. + * Returns 0 if succeeds. + */ + int (*surface_alloc_storage)(struct pipe_winsys *ws, + struct pipe_surface *surf, + unsigned width, unsigned height, + enum pipe_format format, + unsigned flags); + + void (*surface_release)(struct pipe_winsys *ws, struct pipe_surface **s); + + + /** + * Buffer management. Buffer attributes are mostly fixed over its lifetime. + * + * Remember that gallium gets to choose the interface it needs, and the + * window systems must then implement that interface (rather than the + * other way around...). + * + * usage is a bitmask of PIPE_BUFFER_USAGE_PIXEL/VERTEX/INDEX/CONSTANT. This + * usage argument is only an optimization hint, not a guarantee, therefore + * proper behavior must be observed in all circumstances. + */ + struct pipe_buffer *(*buffer_create)( struct pipe_winsys *sws, + unsigned alignment, + unsigned usage, + unsigned size ); + + /** Create a buffer that wraps user-space data */ + struct pipe_buffer *(*user_buffer_create)(struct pipe_winsys *sws, + void *ptr, + unsigned bytes); + + /** + * Map the entire data store of a buffer object into the client's address. + * flags is bitmask of PIPE_BUFFER_USAGE_CPU_READ/WRITE flags. + */ + void *(*buffer_map)( struct pipe_winsys *sws, + struct pipe_buffer *buf, + unsigned usage ); + + void (*buffer_unmap)( struct pipe_winsys *sws, + struct pipe_buffer *buf ); + + void (*buffer_destroy)( struct pipe_winsys *sws, + struct pipe_buffer *buf ); + + + /** Set ptr = fence, with reference counting */ + void (*fence_reference)( struct pipe_winsys *sws, + struct pipe_fence_handle **ptr, + struct pipe_fence_handle *fence ); + + /** + * Checks whether the fence has been signalled. + * + * The meaning of flag is pipe-driver specific. + * + * Returns zero if it has. + */ + int (*fence_signalled)( struct pipe_winsys *sws, + struct pipe_fence_handle *fence, + unsigned flag ); + + /** + * Wait for the fence to finish. + * + * The meaning of flag is pipe-driver specific. + * + * Returns zero on success. + */ + int (*fence_finish)( struct pipe_winsys *sws, + struct pipe_fence_handle *fence, + unsigned flag ); + + +}; + + + +#endif /* P_WINSYS_H */ |