#ifndef ST_CONTEXT_H
#define ST_CONTEXT_H
#include "main/mtypes.h"
#include "shader/prog_cache.h"
#include "pipe/p_state.h"
struct st_context;
struct st_texture_object;
struct st_fragment_program;
struct draw_context;
struct draw_stage;
struct cso_cache;
struct cso_blend;
struct gen_mipmap_state;
struct blit_state;
struct bitmap_cache;
#define FRONT_STATUS_UNDEFINED 0
#define FRONT_STATUS_DIRTY 1
#define FRONT_STATUS_COPY_OF_BACK 2
#define ST_NEW_MESA 0x1
#define ST_NEW_FRAGMENT_PROGRAM 0x2
#define ST_NEW_VERTEX_PROGRAM 0x4
#define ST_NEW_FRAMEBUFFER 0x8
#define ST_NEW_EDGEFLAGS_DATA 0x10
struct st_state_flags {
GLuint mesa;
GLuint st;
};
struct st_tracked_state {
const char *name;
struct st_state_flags dirty;
void (*update)( struct st_context *st );
};
struct st_context
{
GLcontext *ctx;
struct pipe_context *pipe;
struct draw_context *draw;
struct draw_stage *feedback_stage;
struct draw_stage *selection_stage;
struct draw_stage *rastpos_stage;
struct {
struct pipe_blend_state blend;
struct pipe_depth_stencil_alpha_state depth_stencil;
struct pipe_rasterizer_state rasterizer;
struct pipe_sampler_state samplers[PIPE_MAX_SAMPLERS];
struct pipe_sampler_state *sampler_list[PIPE_MAX_SAMPLERS];
struct pipe_clip_state clip;
struct pipe_buffer *constants[2];
struct pipe_framebuffer_state framebuffer;
struct pipe_texture *sampler_texture[PIPE_MAX_SAMPLERS];
struct pipe_scissor_state scissor;
struct pipe_viewport_state viewport;
GLuint num_samplers;
GLuint num_textures;
GLuint poly_stipple[32];
} state;
struct {
struct st_tracked_state tracked_state[PIPE_SHADER_TYPES];
} constants;
struct {
struct gl_fragment_program *fragment_program;
} cb;
GLuint frontbuffer_status;
char vendor[100];
char renderer[100];
struct st_state_flags dirty;
GLboolean missing_textures;
GLboolean vertdata_edgeflags;
const GLuint *vertex_result_to_slot;
struct st_vertex_program *vp;
struct st_fragment_program *fp;
struct st_vp_varient *vp_varient;
struct gl_texture_object *default_texture;
struct {
struct gl_program_cache *cache;
struct st_fragment_program *program;
GLuint xfer_prog_sn;
GLuint user_prog_sn;
struct st_fragment_program *combined_prog;
GLuint combined_prog_sn;
struct pipe_texture *pixelmap_texture;
boolean pixelmap_enabled;
} pixel_xfer;
struct {
struct pipe_rasterizer_state rasterizer;
struct pipe_sampler_state sampler;
enum pipe_format tex_format;
void *vs;
float vertices[4][3][4];
struct pipe_buffer *vbuf;
unsigned vbuf_slot;
struct bitmap_cache *cache;
} bitmap;
struct {
struct st_fragment_program *z_shader;
void *vert_shaders[2];
} drawpix;
struct {
struct pipe_rasterizer_state raster;
struct pipe_viewport_state viewport;
struct pipe_clip_state clip;
void *vs;
void *fs;
float vertices[4][2][4];
struct pipe_buffer *vbuf;
unsigned vbuf_slot;
} clear;
void *passthrough_fs;
struct gen_mipmap_state *gen_mipmap;
struct blit_state *blit;
struct cso_context *cso_context;
int force_msaa;
};
static INLINE struct st_context *st_context(GLcontext *ctx)
{
return ctx->st;
}
struct st_framebuffer
{
GLframebuffer Base;
void *Private;
GLuint InitWidth, InitHeight;
};
extern void st_init_driver_functions(struct dd_function_table *functions);
void st_invalidate_state(GLcontext * ctx, GLuint new_state);
#define Y_0_TOP 1
#define Y_0_BOTTOM 2
static INLINE GLuint
st_fb_orientation(const struct gl_framebuffer *fb)
{
if (fb && fb->Name == 0) {
return Y_0_TOP;
}
else {
return Y_0_BOTTOM;
}
}
#define ST_CALLOC_STRUCT(T) (struct T *) calloc(1, sizeof(struct T))
extern int
st_get_msaa(void);
#endif