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-rw-r--r--mesalib/src/mesa/state_tracker/st_context.h557
1 files changed, 280 insertions, 277 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_context.h b/mesalib/src/mesa/state_tracker/st_context.h
index a35439741..c6fc31801 100644
--- a/mesalib/src/mesa/state_tracker/st_context.h
+++ b/mesalib/src/mesa/state_tracker/st_context.h
@@ -1,277 +1,280 @@
-/**************************************************************************
- *
- * Copyright 2003 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 ST_CONTEXT_H
-#define ST_CONTEXT_H
-
-#include "main/mtypes.h"
-#include "pipe/p_state.h"
-#include "state_tracker/st_api.h"
-
-struct bitmap_cache;
-struct blit_state;
-struct dd_function_table;
-struct draw_context;
-struct draw_stage;
-struct gen_mipmap_state;
-struct st_context;
-struct st_fragment_program;
-
-
-#define ST_NEW_MESA 0x1 /* Mesa state has changed */
-#define ST_NEW_FRAGMENT_PROGRAM 0x2
-#define ST_NEW_VERTEX_PROGRAM 0x4
-#define ST_NEW_FRAMEBUFFER 0x8
-#define ST_NEW_EDGEFLAGS_DATA 0x10
-#define ST_NEW_GEOMETRY_PROGRAM 0x20
-
-
-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
-{
- struct st_context_iface iface;
-
- struct gl_context *ctx;
-
- struct pipe_context *pipe;
-
- 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 */
- struct draw_stage *rastpos_stage; /**< For glRasterPos */
-
-
- /* On old libGL's for linux we need to invalidate the drawables
- * on glViewpport calls, this is set via a option.
- */
- boolean invalidate_on_gl_viewport;
-
- /* Some state is contained in constant objects.
- * Other state is just parameter values.
- */
- 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 {
- void *ptr;
- unsigned size;
- } constants[PIPE_SHADER_TYPES];
- struct pipe_framebuffer_state framebuffer;
- struct pipe_sampler_view *sampler_views[PIPE_MAX_SAMPLERS];
- struct pipe_scissor_state scissor;
- struct pipe_viewport_state viewport;
- unsigned sample_mask;
-
- GLuint num_samplers;
- GLuint num_textures;
-
- GLuint poly_stipple[32]; /**< In OpenGL's bottom-to-top order */
- } state;
-
- char vendor[100];
- char renderer[100];
-
- struct st_state_flags dirty;
-
- GLboolean missing_textures;
- GLboolean vertdata_edgeflags;
-
- /** Mapping from VERT_RESULT_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_vp_variant *vp_variant;
- struct st_fp_variant *fp_variant;
- struct st_gp_variant *gp_variant;
-
- struct gl_texture_object *default_texture;
-
- 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];
- enum pipe_format tex_format;
- void *vs;
- float vertices[4][3][4]; /**< vertex pos + color + texcoord */
- struct pipe_resource *vbuf;
- unsigned vbuf_slot; /* next free slot in vbuf */
- struct bitmap_cache *cache;
- } bitmap;
-
- /** for glDraw/CopyPixels */
- struct {
- struct gl_fragment_program *shaders[4];
- void *vert_shaders[2]; /**< ureg shaders */
- } drawpix;
-
- /** for glClear */
- 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]; /**< vertex pos + color */
- struct pipe_resource *vbuf;
- unsigned vbuf_slot;
- boolean enable_ds_separate;
- } clear;
-
- /** used for anything using util_draw_vertex_buffer */
- struct pipe_vertex_element velems_util_draw[3];
-
- void *passthrough_fs; /**< simple pass-through frag shader */
-
- enum pipe_texture_target internal_target;
- struct gen_mipmap_state *gen_mipmap;
- struct blit_state *blit;
-
- struct cso_context *cso_context;
-
- int force_msaa;
- void *winsys_drawable_handle;
-
- /* User vertex buffers. */
- struct {
- struct pipe_resource *buffer;
-
- /** Element size */
- GLuint element_size;
-
- /** Attribute stride */
- GLsizei stride;
- } user_attrib[PIPE_MAX_ATTRIBS];
- unsigned num_user_attribs;
-};
-
-
-/* Need this so that we can implement Mesa callbacks in this module.
- */
-static INLINE struct st_context *st_context(struct gl_context *ctx)
-{
- return ctx->st;
-}
-
-
-/**
- * Wrapper for struct gl_framebuffer.
- * This is an opaque type to the outside world.
- */
-struct st_framebuffer
-{
- struct gl_framebuffer Base;
- void *Private;
-
- struct st_framebuffer_iface *iface;
- enum st_attachment_type statts[ST_ATTACHMENT_COUNT];
- unsigned num_statts;
- int32_t revalidate;
-};
-
-
-extern void st_init_driver_functions(struct dd_function_table *functions);
-
-void st_invalidate_state(struct gl_context * 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) {
- /* Drawing into a window (on-screen buffer).
- *
- * Negate Y scale to flip image vertically.
- * The NDC Y coords prior to viewport transformation are in the range
- * [y=-1=bottom, y=1=top]
- * Hardware window coords are in the range [y=0=top, y=H-1=bottom] where
- * H is the window height.
- * Use the viewport transformation to invert Y.
- */
- return Y_0_TOP;
- }
- else {
- /* Drawing into user-created FBO (very likely a texture).
- *
- * For textures, T=0=Bottom, so by extension Y=0=Bottom for rendering.
- */
- return Y_0_BOTTOM;
- }
-}
-
-
-/** clear-alloc a struct-sized object, with casting */
-#define ST_CALLOC_STRUCT(T) (struct T *) calloc(1, sizeof(struct T))
-
-
-extern int
-st_get_msaa(void);
-
-extern struct st_context *
-st_create_context(gl_api api, struct pipe_context *pipe,
- const struct gl_config *visual,
- struct st_context *share);
-
-extern void
-st_destroy_context(struct st_context *st);
-
-
-#endif
+/**************************************************************************
+ *
+ * Copyright 2003 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 ST_CONTEXT_H
+#define ST_CONTEXT_H
+
+#include "main/mtypes.h"
+#include "pipe/p_state.h"
+#include "state_tracker/st_api.h"
+
+struct bitmap_cache;
+struct blit_state;
+struct dd_function_table;
+struct draw_context;
+struct draw_stage;
+struct gen_mipmap_state;
+struct st_context;
+struct st_fragment_program;
+
+
+#define ST_NEW_MESA 0x1 /* Mesa state has changed */
+#define ST_NEW_FRAGMENT_PROGRAM 0x2
+#define ST_NEW_VERTEX_PROGRAM 0x4
+#define ST_NEW_FRAMEBUFFER 0x8
+#define ST_NEW_EDGEFLAGS_DATA 0x10
+#define ST_NEW_GEOMETRY_PROGRAM 0x20
+
+
+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
+{
+ struct st_context_iface iface;
+
+ struct gl_context *ctx;
+
+ struct pipe_context *pipe;
+
+ 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 */
+ struct draw_stage *rastpos_stage; /**< For glRasterPos */
+
+
+ /* On old libGL's for linux we need to invalidate the drawables
+ * on glViewpport calls, this is set via a option.
+ */
+ boolean invalidate_on_gl_viewport;
+
+ /* Some state is contained in constant objects.
+ * Other state is just parameter values.
+ */
+ 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 vertex_samplers[PIPE_MAX_VERTEX_SAMPLERS];
+ struct pipe_clip_state clip;
+ struct {
+ void *ptr;
+ unsigned size;
+ } constants[PIPE_SHADER_TYPES];
+ struct pipe_framebuffer_state framebuffer;
+ struct pipe_sampler_view *sampler_views[PIPE_MAX_SAMPLERS];
+ struct pipe_sampler_view *sampler_vertex_views[PIPE_MAX_VERTEX_SAMPLERS];
+ struct pipe_scissor_state scissor;
+ struct pipe_viewport_state viewport;
+ unsigned sample_mask;
+
+ GLuint num_samplers;
+ GLuint num_vertex_samplers;
+ GLuint num_textures;
+ GLuint num_vertex_textures;
+
+ GLuint poly_stipple[32]; /**< In OpenGL's bottom-to-top order */
+ } state;
+
+ char vendor[100];
+ char renderer[100];
+
+ struct st_state_flags dirty;
+
+ GLboolean missing_textures;
+ GLboolean vertdata_edgeflags;
+
+ /** Mapping from VERT_RESULT_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_vp_variant *vp_variant;
+ struct st_fp_variant *fp_variant;
+ struct st_gp_variant *gp_variant;
+
+ struct gl_texture_object *default_texture;
+
+ 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];
+ enum pipe_format tex_format;
+ void *vs;
+ float vertices[4][3][4]; /**< vertex pos + color + texcoord */
+ struct pipe_resource *vbuf;
+ unsigned vbuf_slot; /* next free slot in vbuf */
+ struct bitmap_cache *cache;
+ } bitmap;
+
+ /** for glDraw/CopyPixels */
+ struct {
+ struct gl_fragment_program *shaders[4];
+ void *vert_shaders[2]; /**< ureg shaders */
+ } drawpix;
+
+ /** for glClear */
+ 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]; /**< vertex pos + color */
+ struct pipe_resource *vbuf;
+ unsigned vbuf_slot;
+ boolean enable_ds_separate;
+ } clear;
+
+ /** used for anything using util_draw_vertex_buffer */
+ struct pipe_vertex_element velems_util_draw[3];
+
+ void *passthrough_fs; /**< simple pass-through frag shader */
+
+ enum pipe_texture_target internal_target;
+ struct gen_mipmap_state *gen_mipmap;
+ struct blit_state *blit;
+
+ struct cso_context *cso_context;
+
+ int force_msaa;
+ void *winsys_drawable_handle;
+
+ /* User vertex buffers. */
+ struct {
+ struct pipe_resource *buffer;
+
+ /** Element size */
+ GLuint element_size;
+
+ /** Attribute stride */
+ GLsizei stride;
+ } user_attrib[PIPE_MAX_ATTRIBS];
+ unsigned num_user_attribs;
+};
+
+
+/* Need this so that we can implement Mesa callbacks in this module.
+ */
+static INLINE struct st_context *st_context(struct gl_context *ctx)
+{
+ return ctx->st;
+}
+
+
+/**
+ * Wrapper for struct gl_framebuffer.
+ * This is an opaque type to the outside world.
+ */
+struct st_framebuffer
+{
+ struct gl_framebuffer Base;
+ void *Private;
+
+ struct st_framebuffer_iface *iface;
+ enum st_attachment_type statts[ST_ATTACHMENT_COUNT];
+ unsigned num_statts;
+ int32_t revalidate;
+};
+
+
+extern void st_init_driver_functions(struct dd_function_table *functions);
+
+void st_invalidate_state(struct gl_context * 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) {
+ /* Drawing into a window (on-screen buffer).
+ *
+ * Negate Y scale to flip image vertically.
+ * The NDC Y coords prior to viewport transformation are in the range
+ * [y=-1=bottom, y=1=top]
+ * Hardware window coords are in the range [y=0=top, y=H-1=bottom] where
+ * H is the window height.
+ * Use the viewport transformation to invert Y.
+ */
+ return Y_0_TOP;
+ }
+ else {
+ /* Drawing into user-created FBO (very likely a texture).
+ *
+ * For textures, T=0=Bottom, so by extension Y=0=Bottom for rendering.
+ */
+ return Y_0_BOTTOM;
+ }
+}
+
+
+/** clear-alloc a struct-sized object, with casting */
+#define ST_CALLOC_STRUCT(T) (struct T *) calloc(1, sizeof(struct T))
+
+
+extern int
+st_get_msaa(void);
+
+extern struct st_context *
+st_create_context(gl_api api, struct pipe_context *pipe,
+ const struct gl_config *visual,
+ struct st_context *share);
+
+extern void
+st_destroy_context(struct st_context *st);
+
+
+#endif
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