diff options
Diffstat (limited to 'src/gallium/drivers/r300/r300_context.h')
| -rw-r--r-- | src/gallium/drivers/r300/r300_context.h | 252 |
1 files changed, 252 insertions, 0 deletions
diff --git a/src/gallium/drivers/r300/r300_context.h b/src/gallium/drivers/r300/r300_context.h new file mode 100644 index 00000000000..a3727c8fb47 --- /dev/null +++ b/src/gallium/drivers/r300/r300_context.h @@ -0,0 +1,252 @@ +/* + * Copyright 2008 Corbin Simpson <[email protected]> + * + * 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 + * on 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 + * THE AUTHOR(S) AND/OR THEIR 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 R300_CONTEXT_H +#define R300_CONTEXT_H + +#include "draw/draw_context.h" +#include "draw/draw_vertex.h" +#include "pipe/p_context.h" +#include "tgsi/tgsi_scan.h" +#include "util/u_memory.h" + +#include "r300_clear.h" +#include "r300_screen.h" +#include "r300_winsys.h" + +struct r300_blend_state { + uint32_t blend_control; /* R300_RB3D_CBLEND: 0x4e04 */ + uint32_t alpha_blend_control; /* R300_RB3D_ABLEND: 0x4e08 */ + uint32_t rop; /* R300_RB3D_ROPCNTL: 0x4e18 */ + uint32_t dither; /* R300_RB3D_DITHER_CTL: 0x4e50 */ +}; + +struct r300_blend_color_state { + /* RV515 and earlier */ + uint32_t blend_color; /* R300_RB3D_BLEND_COLOR: 0x4e10 */ + /* R520 and newer */ + uint32_t blend_color_red_alpha; /* R500_RB3D_CONSTANT_COLOR_AR: 0x4ef8 */ + uint32_t blend_color_green_blue; /* R500_RB3D_CONSTANT_COLOR_GB: 0x4efc */ +}; + +struct r300_dsa_state { + uint32_t alpha_function; /* R300_FG_ALPHA_FUNC: 0x4bd4 */ + uint32_t alpha_reference; /* R500_FG_ALPHA_VALUE: 0x4be0 */ + uint32_t z_buffer_control; /* R300_ZB_CNTL: 0x4f00 */ + uint32_t z_stencil_control; /* R300_ZB_ZSTENCILCNTL: 0x4f04 */ + uint32_t stencil_ref_mask; /* R300_ZB_STENCILREFMASK: 0x4f08 */ + uint32_t z_buffer_top; /* R300_ZB_ZTOP: 0x4f14 */ + uint32_t stencil_ref_bf; /* R500_ZB_STENCILREFMASK_BF: 0x4fd4 */ +}; + +struct r300_rs_state { + /* XXX icky as fucking hell */ + struct pipe_rasterizer_state rs; + + uint32_t vap_control_status; /* R300_VAP_CNTL_STATUS: 0x2140 */ + uint32_t point_size; /* R300_GA_POINT_SIZE: 0x421c */ + uint32_t line_control; /* R300_GA_LINE_CNTL: 0x4234 */ + uint32_t depth_scale_front; /* R300_SU_POLY_OFFSET_FRONT_SCALE: 0x42a4 */ + uint32_t depth_offset_front;/* R300_SU_POLY_OFFSET_FRONT_OFFSET: 0x42a8 */ + uint32_t depth_scale_back; /* R300_SU_POLY_OFFSET_BACK_SCALE: 0x42ac */ + uint32_t depth_offset_back; /* R300_SU_POLY_OFFSET_BACK_OFFSET: 0x42b0 */ + uint32_t polygon_offset_enable; /* R300_SU_POLY_OFFSET_ENABLE: 0x42b4 */ + uint32_t cull_mode; /* R300_SU_CULL_MODE: 0x42b8 */ + uint32_t line_stipple_config; /* R300_GA_LINE_STIPPLE_CONFIG: 0x4328 */ + uint32_t line_stipple_value; /* R300_GA_LINE_STIPPLE_VALUE: 0x4260 */ +}; + +struct r300_sampler_state { + uint32_t filter0; /* R300_TX_FILTER0: 0x4400 */ + uint32_t filter1; /* R300_TX_FILTER1: 0x4440 */ + uint32_t border_color; /* R300_TX_BORDER_COLOR: 0x45c0 */ +}; + +struct r300_scissor_state { + uint32_t scissor_top_left; /* R300_SC_SCISSORS_TL: 0x43e0 */ + uint32_t scissor_bottom_right; /* R300_SC_SCISSORS_BR: 0x43e4 */ +}; + +struct r300_texture_state { +}; + +#define R300_NEW_BLEND 0x0000001 +#define R300_NEW_BLEND_COLOR 0x0000002 +#define R300_NEW_CONSTANTS 0x0000004 +#define R300_NEW_DSA 0x0000008 +#define R300_NEW_FRAMEBUFFERS 0x0000010 +#define R300_NEW_FRAGMENT_SHADER 0x0000020 +#define R300_NEW_RASTERIZER 0x0000040 +#define R300_NEW_SAMPLER 0x0000080 +#define R300_NEW_SCISSOR 0x0008000 +#define R300_NEW_TEXTURE 0x0010000 +#define R300_NEW_VERTEX_FORMAT 0x1000000 +#define R300_NEW_VERTEX_SHADER 0x2000000 +#define R300_NEW_KITCHEN_SINK 0x3ffffff + +/* The next several objects are not pure Radeon state; they inherit from + * various Gallium classes. */ + +struct r300_constant_buffer { + /* Buffer of constants */ + /* XXX first number should be raised */ + float constants[8][4]; + /* Number of user-defined constants */ + int user_count; + /* Total number of constants */ + int count; +}; + +struct r3xx_fragment_shader { + /* Parent class */ + struct pipe_shader_state state; + struct tgsi_shader_info info; + + /* Has this shader been translated yet? */ + boolean translated; + + /* Pixel stack size */ + int stack_size; +}; + +struct r300_fragment_shader { + /* Parent class */ + struct r3xx_fragment_shader shader; + + /* Number of ALU instructions */ + int alu_instruction_count; + + /* Number of texture instructions */ + int tex_instruction_count; + + /* Number of texture indirections */ + int indirections; + + /* Indirection node offsets */ + int offset0; + int offset1; + int offset2; + int offset3; + + /* Machine instructions */ + struct { + uint32_t alu_rgb_inst; + uint32_t alu_rgb_addr; + uint32_t alu_alpha_inst; + uint32_t alu_alpha_addr; + } instructions[64]; /* XXX magic num */ +}; + +struct r500_fragment_shader { + /* Parent class */ + struct r3xx_fragment_shader shader; + + /* Number of used instructions */ + int instruction_count; + + /* Machine instructions */ + struct { + uint32_t inst0; + uint32_t inst1; + uint32_t inst2; + uint32_t inst3; + uint32_t inst4; + uint32_t inst5; + } instructions[256]; /*< XXX magic number */ +}; + +struct r300_texture { + /* Parent class */ + struct pipe_texture tex; + + /* Offsets into the buffer. */ + unsigned offset[PIPE_MAX_TEXTURE_LEVELS]; + + /* Total size of this texture, in bytes. */ + unsigned size; + + /* Pipe buffer backing this texture. */ + struct pipe_buffer* buffer; +}; + +struct r300_context { + /* Parent class */ + struct pipe_context context; + + /* The interface to the windowing system, etc. */ + struct r300_winsys* winsys; + /* Draw module. Used mostly for SW TCL. */ + struct draw_context* draw; + + /* Various CSO state objects. */ + /* Blend state. */ + struct r300_blend_state* blend_state; + /* Blend color state. */ + struct r300_blend_color_state* blend_color_state; + /* Shader constants. */ + struct r300_constant_buffer shader_constants[PIPE_SHADER_TYPES]; + /* Depth, stencil, and alpha state. */ + struct r300_dsa_state* dsa_state; + /* Fragment shader. */ + struct r3xx_fragment_shader* fs; + /* Framebuffer state. We currently don't need our own version of this. */ + struct pipe_framebuffer_state framebuffer_state; + /* Rasterizer state. */ + struct r300_rs_state* rs_state; + /* Sampler states. */ + struct r300_sampler_state* sampler_states[8]; + int sampler_count; + /* Scissor state. */ + struct r300_scissor_state* scissor_state; + /* Texture states. */ + struct r300_texture* textures[8]; + struct r300_texture_state* texture_states[8]; + int texture_count; + /* Vertex buffers. */ + struct pipe_vertex_buffer vertex_buffers[PIPE_MAX_ATTRIBS]; + int vertex_buffer_count; + /* Vertex information. */ + struct vertex_info vertex_info; + /* Bitmask of dirty state objects. */ + uint32_t dirty_state; + /* Flag indicating whether or not the HW is dirty. */ + uint32_t dirty_hw; +}; + +/* Convenience cast wrapper. */ +static struct r300_context* r300_context(struct pipe_context* context) { + return (struct r300_context*)context; +} + +/* Context initialization. */ +void r300_init_state_functions(struct r300_context* r300); +void r300_init_surface_functions(struct r300_context* r300); + +/* Fun with includes: r300_winsys also declares this prototype. + * We'll just step out in that case... */ +#ifndef R300_WINSYS_H +struct pipe_context* r300_create_context(struct pipe_screen* screen, + struct pipe_winsys* winsys, + struct r300_winsys* r300_winsys); +#endif + +#endif /* R300_CONTEXT_H */ |