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/**********************************************************
* Copyright 2009-2011 VMware, Inc. 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, sublicense, 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 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
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
* 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.
*
*********************************************************
* Authors:
* Zack Rusin <zackr-at-vmware-dot-com>
* Thomas Hellstrom <thellstrom-at-vmware-dot-com>
*/
#ifndef _XA_PRIV_H_
#define _XA_PRIV_H_
#include "xa_tracker.h"
#include "xa_context.h"
#include "xa_composite.h"
#include "pipe/p_screen.h"
#include "pipe/p_context.h"
#include "pipe/p_state.h"
#if defined(__GNUC__) && __GNUC__ >= 4
#define XA_EXPORT __attribute__ ((visibility("default")))
#else
#define XA_EXPORT
#endif
#define XA_VB_SIZE (100 * 4 * 3 * 4)
#define XA_LAST_SURFACE_TYPE (xa_type_yuv_component + 1)
#define XA_MAX_SAMPLERS 3
struct xa_fence {
struct pipe_fence_handle *pipe_fence;
struct xa_tracker *xa;
};
struct xa_format_descriptor {
enum pipe_format format;
enum xa_formats xa_format;
};
struct xa_surface {
int refcount;
struct pipe_resource template;
struct xa_tracker *xa;
struct pipe_resource *tex;
struct pipe_transfer *transfer;
unsigned int flags;
struct xa_format_descriptor fdesc;
struct pipe_context *mapping_pipe;
};
struct xa_tracker {
enum xa_formats *supported_formats;
unsigned int format_map[XA_LAST_SURFACE_TYPE][2];
int d_depth_bits_last;
int ds_depth_bits_last;
struct pipe_screen *screen;
struct xa_context *default_ctx;
};
struct xa_context {
struct xa_tracker *xa;
struct pipe_context *pipe;
struct cso_context *cso;
struct xa_shaders *shaders;
struct pipe_resource *vs_const_buffer;
struct pipe_resource *fs_const_buffer;
float buffer[XA_VB_SIZE];
unsigned int buffer_size;
struct pipe_vertex_element velems[3];
/* number of attributes per vertex for the current
* draw operation */
unsigned int attrs_per_vertex;
unsigned int fb_width;
unsigned int fb_height;
struct pipe_fence_handle *last_fence;
struct xa_surface *src;
struct xa_surface *dst;
struct pipe_surface *srf;
int simple_copy;
int has_solid_color;
float solid_color[4];
unsigned int num_bound_samplers;
struct pipe_sampler_view *bound_sampler_views[XA_MAX_SAMPLERS];
const struct xa_composite *comp;
};
enum xa_vs_traits {
VS_COMPOSITE = 1 << 0,
VS_MASK = 1 << 1,
VS_SOLID_FILL = 1 << 2,
VS_LINGRAD_FILL = 1 << 3,
VS_RADGRAD_FILL = 1 << 4,
VS_YUV = 1 << 5,
VS_FILL = (VS_SOLID_FILL | VS_LINGRAD_FILL | VS_RADGRAD_FILL)
};
enum xa_fs_traits {
FS_COMPOSITE = 1 << 0,
FS_MASK = 1 << 1,
FS_SOLID_FILL = 1 << 2,
FS_LINGRAD_FILL = 1 << 3,
FS_RADGRAD_FILL = 1 << 4,
FS_CA_FULL = 1 << 5, /* src.rgba * mask.rgba */
FS_CA_SRCALPHA = 1 << 6, /* src.aaaa * mask.rgba */
FS_YUV = 1 << 7,
FS_SRC_REPEAT_NONE = 1 << 8,
FS_MASK_REPEAT_NONE = 1 << 9,
FS_SRC_SWIZZLE_RGB = 1 << 10,
FS_MASK_SWIZZLE_RGB = 1 << 11,
FS_SRC_SET_ALPHA = 1 << 12,
FS_MASK_SET_ALPHA = 1 << 13,
FS_SRC_LUMINANCE = 1 << 14,
FS_MASK_LUMINANCE = 1 << 15,
FS_DST_LUMINANCE = 1 << 16,
FS_FILL = (FS_SOLID_FILL | FS_LINGRAD_FILL | FS_RADGRAD_FILL),
FS_COMPONENT_ALPHA = (FS_CA_FULL | FS_CA_SRCALPHA)
};
struct xa_shader {
void *fs;
void *vs;
};
struct xa_shaders;
/*
* Inline utilities
*/
static INLINE int
xa_min(int a, int b)
{
return ((a <= b) ? a : b);
}
static INLINE void
xa_pixel_to_float4(uint32_t pixel, float *color)
{
uint32_t r, g, b, a;
a = (pixel >> 24) & 0xff;
r = (pixel >> 16) & 0xff;
g = (pixel >> 8) & 0xff;
b = (pixel >> 0) & 0xff;
color[0] = ((float)r) / 255.;
color[1] = ((float)g) / 255.;
color[2] = ((float)b) / 255.;
color[3] = ((float)a) / 255.;
}
static INLINE void
xa_pixel_to_float4_a8(uint32_t pixel, float *color)
{
uint32_t a;
a = (pixel >> 24) & 0xff;
color[0] = ((float)a) / 255.;
color[1] = ((float)a) / 255.;
color[2] = ((float)a) / 255.;
color[3] = ((float)a) / 255.;
}
/*
* xa_tgsi.c
*/
extern struct xa_shaders *xa_shaders_create(struct xa_context *);
void xa_shaders_destroy(struct xa_shaders *shaders);
struct xa_shader xa_shaders_get(struct xa_shaders *shaders,
unsigned vs_traits, unsigned fs_traits);
/*
* xa_context.c
*/
extern void
xa_context_flush(struct xa_context *ctx);
extern int
xa_ctx_srf_create(struct xa_context *ctx, struct xa_surface *dst);
extern void
xa_ctx_srf_destroy(struct xa_context *ctx);
extern void
xa_ctx_sampler_views_destroy(struct xa_context *ctx);
/*
* xa_renderer.c
*/
void renderer_set_constants(struct xa_context *r,
int shader_type, const float *params,
int param_bytes);
void renderer_draw_yuv(struct xa_context *r,
float src_x,
float src_y,
float src_w,
float src_h,
int dst_x,
int dst_y, int dst_w, int dst_h,
struct xa_surface *srf[]);
void renderer_bind_destination(struct xa_context *r,
struct pipe_surface *surface, int width,
int height);
void renderer_init_state(struct xa_context *r);
void renderer_copy_prepare(struct xa_context *r,
struct pipe_surface *dst_surface,
struct pipe_resource *src_texture,
const enum xa_formats src_xa_format,
const enum xa_formats dst_xa_format);
void renderer_copy(struct xa_context *r, int dx,
int dy,
int sx,
int sy,
int width, int height, float src_width, float src_height);
void renderer_draw_flush(struct xa_context *r);
void renderer_begin_solid(struct xa_context *r);
void renderer_solid(struct xa_context *r,
int x0, int y0, int x1, int y1, float *color);
void
renderer_begin_textures(struct xa_context *r);
void
renderer_texture(struct xa_context *r,
int *pos,
int width, int height,
const float *src_matrix,
const float *mask_matrix);
#endif
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