#define ST_CONTEXT_H
#include "main/mtypes.h"
-#include "pipe/p_state.h"
#include "state_tracker/st_api.h"
#include "main/fbobject.h"
+#include "state_tracker/st_atom.h"
+#include "util/u_inlines.h"
#ifdef __cplusplus
#endif
-struct bitmap_cache;
struct dd_function_table;
struct draw_context;
struct draw_stage;
struct gen_mipmap_state;
struct st_context;
struct st_fragment_program;
+struct st_perf_monitor_group;
struct u_upload_mgr;
-#define ST_NEW_MESA (1 << 0) /* Mesa state has changed */
-#define ST_NEW_FRAGMENT_PROGRAM (1 << 1)
-#define ST_NEW_VERTEX_PROGRAM (1 << 2)
-#define ST_NEW_FRAMEBUFFER (1 << 3)
-#define ST_NEW_TESS_STATE (1 << 4)
-#define ST_NEW_GEOMETRY_PROGRAM (1 << 5)
-#define ST_NEW_VERTEX_ARRAYS (1 << 6)
-#define ST_NEW_RASTERIZER (1 << 7)
-#define ST_NEW_UNIFORM_BUFFER (1 << 8)
-#define ST_NEW_TESSCTRL_PROGRAM (1 << 9)
-#define ST_NEW_TESSEVAL_PROGRAM (1 << 10)
+/** For drawing quads for glClear, glDraw/CopyPixels, glBitmap, etc. */
+struct st_util_vertex
+{
+ float x, y, z;
+ float r, g, b, a;
+ float s, t;
+};
+struct st_bitmap_cache
+{
+ /** Window pos to render the cached image */
+ GLint xpos, ypos;
+ /** Bounds of region used in window coords */
+ GLint xmin, ymin, xmax, ymax;
-struct st_state_flags {
- GLuint mesa;
- uint64_t st;
-};
+ GLfloat color[4];
-struct st_tracked_state {
- const char *name;
- struct st_state_flags dirty;
- void (*update)( struct st_context *st );
-};
+ /** Bitmap's Z position */
+ GLfloat zpos;
+ struct pipe_resource *texture;
+ struct pipe_transfer *trans;
+ GLboolean empty;
+
+ /** An I8 texture image: */
+ ubyte *buffer;
+};
struct st_context
{
struct pipe_context *pipe;
- struct u_upload_mgr *uploader, *indexbuf_uploader, *constbuf_uploader;
-
struct draw_context *draw; /**< For selection/feedback/rastpos only */
struct draw_stage *feedback_stage; /**< For GL_FEEDBACK rendermode */
struct draw_stage *selection_stage; /**< For GL_SELECT rendermode */
boolean has_etc1;
boolean has_etc2;
boolean prefer_blit_based_texture_transfer;
+ boolean force_persample_in_shader;
+ boolean has_shareable_shaders;
+ boolean has_half_float_packing;
+ boolean has_multi_draw_indirect;
+ boolean has_user_constbuf;
+
+ /**
+ * If a shader can be created when we get its source.
+ * This means it has only 1 variant, not counting glBitmap and
+ * glDrawPixels.
+ */
+ boolean shader_has_one_variant[MESA_SHADER_STAGES];
boolean needs_texcoord_semantic;
boolean apply_texture_swizzle_to_border_color;
struct pipe_framebuffer_state framebuffer;
struct pipe_scissor_state scissor[PIPE_MAX_VIEWPORTS];
struct pipe_viewport_state viewport[PIPE_MAX_VIEWPORTS];
+ struct {
+ unsigned num;
+ boolean include;
+ struct pipe_scissor_state rects[PIPE_MAX_WINDOW_RECTANGLES];
+ } window_rects;
unsigned sample_mask;
GLuint poly_stipple[32]; /**< In OpenGL's bottom-to-top order */
char vendor[100];
char renderer[100];
- struct st_state_flags dirty;
+ uint64_t dirty; /**< dirty states */
+
+ /** This masks out unused shader resources. Only valid in draw calls. */
+ uint64_t active_states;
+
+ /* If true, further analysis of states is required to know if something
+ * has changed. Used mainly for shaders.
+ */
+ bool gfx_shaders_may_be_dirty;
+ bool compute_shader_may_be_dirty;
- GLboolean missing_textures;
GLboolean vertdata_edgeflags;
GLboolean edgeflag_culls_prims;
- /** Mapping from VARYING_SLOT_x to post-transformed vertex slot */
- const GLuint *vertex_result_to_slot;
-
struct st_vertex_program *vp; /**< Currently bound vertex program */
struct st_fragment_program *fp; /**< Currently bound fragment program */
- struct st_geometry_program *gp; /**< Currently bound geometry program */
- struct st_tessctrl_program *tcp; /**< Currently bound tess control program */
- struct st_tesseval_program *tep; /**< Currently bound tess eval program */
+ struct st_common_program *gp; /**< Currently bound geometry program */
+ struct st_common_program *tcp; /**< Currently bound tess control program */
+ struct st_common_program *tep; /**< Currently bound tess eval program */
+ struct st_compute_program *cp; /**< Currently bound compute program */
struct st_vp_variant *vp_variant;
struct st_fp_variant *fp_variant;
- struct st_gp_variant *gp_variant;
- struct st_tcp_variant *tcp_variant;
- struct st_tep_variant *tep_variant;
-
- struct gl_texture_object *default_texture;
+ struct st_basic_variant *gp_variant;
+ struct st_basic_variant *tcp_variant;
+ struct st_basic_variant *tep_variant;
+ struct st_basic_variant *cp_variant;
struct {
- struct gl_program_cache *cache;
- struct st_fragment_program *program; /**< cur pixel transfer prog */
- GLuint xfer_prog_sn; /**< pixel xfer program serial no. */
- GLuint user_prog_sn; /**< user fragment program serial no. */
- struct st_fragment_program *combined_prog;
- GLuint combined_prog_sn;
struct pipe_resource *pixelmap_texture;
struct pipe_sampler_view *pixelmap_sampler_view;
- boolean pixelmap_enabled; /**< use the pixelmap texture? */
} pixel_xfer;
/** for glBitmap */
struct {
struct pipe_rasterizer_state rasterizer;
- struct pipe_sampler_state samplers[2];
+ struct pipe_sampler_state sampler;
+ struct pipe_sampler_state atlas_sampler;
enum pipe_format tex_format;
void *vs;
- struct bitmap_cache *cache;
+ struct st_bitmap_cache cache;
} bitmap;
/** for glDraw/CopyPixels */
struct {
- struct gl_fragment_program *shaders[4];
+ void *zs_shaders[4];
void *vert_shaders[2]; /**< ureg shaders */
} drawpix;
+ struct {
+ GLsizei width, height;
+ GLenum format, type;
+ const void *user_pointer; /**< Last user 'pixels' pointer */
+ void *image; /**< Copy of the glDrawPixels image data */
+ struct pipe_resource *texture;
+ } drawpix_cache;
+
+ /** for glReadPixels */
+ struct {
+ struct pipe_resource *src;
+ struct pipe_resource *cache;
+ enum pipe_format dst_format;
+ unsigned level;
+ unsigned layer;
+ unsigned hits;
+ } readpix_cache;
+
/** for glClear */
struct {
struct pipe_rasterizer_state raster;
void *gs_layered;
} clear;
- /** used for anything using util_draw_vertex_buffer */
- struct pipe_vertex_element velems_util_draw[3];
+ /* For gl(Compressed)Tex(Sub)Image */
+ struct {
+ struct pipe_rasterizer_state raster;
+ struct pipe_blend_state upload_blend;
+ void *vs;
+ void *gs;
+ void *upload_fs[3];
+ void *download_fs[3][PIPE_MAX_TEXTURE_TYPES];
+ bool upload_enabled;
+ bool download_enabled;
+ bool rgba_only;
+ bool layers;
+ bool use_gs;
+ } pbo;
+
+ /** for drawing with st_util_vertex */
+ struct pipe_vertex_element util_velems[3];
void *passthrough_fs; /**< simple pass-through frag shader */
int32_t read_stamp;
struct st_config_options options;
+
+ struct st_perf_monitor_group *perfmon;
+
+ enum pipe_reset_status reset_status;
};
extern void st_init_driver_functions(struct pipe_screen *screen,
struct dd_function_table *functions);
-void st_invalidate_state(struct gl_context * ctx, GLuint new_state);
+void st_invalidate_state(struct gl_context * ctx, GLbitfield new_state);
+/* Invalidate the readpixels cache to ensure we don't read stale data.
+ */
+static inline void
+st_invalidate_readpix_cache(struct st_context *st)
+{
+ if (unlikely(st->readpix_cache.src)) {
+ pipe_resource_reference(&st->readpix_cache.src, NULL);
+ pipe_resource_reference(&st->readpix_cache.cache, NULL);
+ }
+}
#define Y_0_TOP 1
}
+static inline enum pipe_shader_type
+st_shader_stage_to_ptarget(gl_shader_stage stage)
+{
+ switch (stage) {
+ case MESA_SHADER_VERTEX:
+ return PIPE_SHADER_VERTEX;
+ case MESA_SHADER_FRAGMENT:
+ return PIPE_SHADER_FRAGMENT;
+ case MESA_SHADER_GEOMETRY:
+ return PIPE_SHADER_GEOMETRY;
+ case MESA_SHADER_TESS_CTRL:
+ return PIPE_SHADER_TESS_CTRL;
+ case MESA_SHADER_TESS_EVAL:
+ return PIPE_SHADER_TESS_EVAL;
+ case MESA_SHADER_COMPUTE:
+ return PIPE_SHADER_COMPUTE;
+ }
+
+ assert(!"should not be reached");
+ return PIPE_SHADER_VERTEX;
+}
+
+static inline bool
+st_user_clip_planes_enabled(struct gl_context *ctx)
+{
+ return (ctx->API == API_OPENGL_COMPAT ||
+ ctx->API == API_OPENGLES) && /* only ES 1.x */
+ ctx->Transform.ClipPlanesEnabled;
+}
+
/** clear-alloc a struct-sized object, with casting */
#define ST_CALLOC_STRUCT(T) (struct T *) calloc(1, sizeof(struct T))
extern void
st_destroy_context(struct st_context *st);
+uint64_t
+st_get_active_states(struct gl_context *ctx);
+
#ifdef __cplusplus
}