Merge branch 'gallium-docs'

[mesa.git] / src / mesa / state_tracker / st_extensions.c

diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c
index 8f63819e63767d8ba28cfabc7fd3561a2b09fdc6..35e08749df7fc023e727db02c1e7aced4d763a51 100644 (file)
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -92,6 +92,10 @@ void st_init_limits(struct st_context *st)
       = _min(screen->get_param(screen, PIPE_CAP_MAX_VERTEX_TEXTURE_UNITS),
              MAX_VERTEX_TEXTURE_IMAGE_UNITS);
 
+   c->MaxCombinedTextureImageUnits
+      = _min(screen->get_param(screen, PIPE_CAP_MAX_COMBINED_SAMPLERS),
+             MAX_COMBINED_TEXTURE_IMAGE_UNITS);
+
    c->MaxTextureCoordUnits
       = _min(c->MaxTextureImageUnits, MAX_TEXTURE_COORD_UNITS);
 
@@ -120,6 +124,11 @@ void st_init_limits(struct st_context *st)
    c->MaxDrawBuffers
       = CLAMP(screen->get_param(screen, PIPE_CAP_MAX_RENDER_TARGETS),
               1, MAX_DRAW_BUFFERS);
+
+   /* Is TGSI_OPCODE_CONT supported? */
+   /* XXX separate query for early function return? */
+   st->ctx->Shader.EmitContReturn =
+      screen->get_param(screen, PIPE_CAP_TGSI_CONT_SUPPORTED);
 }
 
 
@@ -139,20 +148,20 @@ void st_init_extensions(struct st_context *st)
     * Extensions that are supported by all Gallium drivers:
     */
    ctx->Extensions.ARB_copy_buffer = GL_TRUE;
+   ctx->Extensions.ARB_fragment_program = GL_TRUE;
    ctx->Extensions.ARB_map_buffer_range = GL_TRUE;
    ctx->Extensions.ARB_multisample = GL_TRUE;
-   ctx->Extensions.ARB_fragment_program = GL_TRUE;
    ctx->Extensions.ARB_texture_border_clamp = GL_TRUE; /* XXX temp */
    ctx->Extensions.ARB_texture_compression = GL_TRUE;
    ctx->Extensions.ARB_texture_cube_map = GL_TRUE;
    ctx->Extensions.ARB_texture_env_combine = GL_TRUE;
    ctx->Extensions.ARB_texture_env_crossbar = GL_TRUE;
    ctx->Extensions.ARB_texture_env_dot3 = GL_TRUE;
-   ctx->Extensions.ARB_vertex_program = GL_TRUE;
+   ctx->Extensions.ARB_vertex_array_object = GL_TRUE;
    ctx->Extensions.ARB_vertex_buffer_object = GL_TRUE;
+   ctx->Extensions.ARB_vertex_program = GL_TRUE;
 
    ctx->Extensions.EXT_blend_color = GL_TRUE;
-   ctx->Extensions.EXT_blend_equation_separate = GL_TRUE;
    ctx->Extensions.EXT_blend_func_separate = GL_TRUE;
    ctx->Extensions.EXT_blend_logic_op = GL_TRUE;
    ctx->Extensions.EXT_blend_minmax = GL_TRUE;
@@ -163,6 +172,7 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.EXT_multi_draw_arrays = GL_TRUE;
    ctx->Extensions.EXT_pixel_buffer_object = GL_TRUE;
    ctx->Extensions.EXT_point_parameters = GL_TRUE;
+   ctx->Extensions.EXT_provoking_vertex = GL_TRUE;
    ctx->Extensions.EXT_secondary_color = GL_TRUE;
    ctx->Extensions.EXT_stencil_wrap = GL_TRUE;
    ctx->Extensions.EXT_texture_env_add = GL_TRUE;
@@ -199,6 +209,10 @@ void st_init_extensions(struct st_context *st)
       ctx->Extensions.ARB_texture_mirrored_repeat = GL_TRUE;
    }
 
+   if (screen->get_param(screen, PIPE_CAP_BLEND_EQUATION_SEPARATE)) {
+      ctx->Extensions.EXT_blend_equation_separate = GL_TRUE;
+   }
+
    if (screen->get_param(screen, PIPE_CAP_TEXTURE_MIRROR_CLAMP) > 0) {
       ctx->Extensions.EXT_texture_mirror_clamp = GL_TRUE;
    }
@@ -223,7 +237,9 @@ void st_init_extensions(struct st_context *st)
 
    if (screen->get_param(screen, PIPE_CAP_POINT_SPRITE)) {
       ctx->Extensions.ARB_point_sprite = GL_TRUE;
-      ctx->Extensions.NV_point_sprite = GL_TRUE;
+      /* GL_NV_point_sprite is not supported by gallium because we don't
+       * support the GL_POINT_SPRITE_R_MODE_NV option.
+       */
    }
 
    if (screen->get_param(screen, PIPE_CAP_OCCLUSION_QUERY)) {
@@ -272,6 +288,7 @@ void st_init_extensions(struct st_context *st)
                                    PIPE_TEXTURE_2D, 
                                    PIPE_TEXTURE_USAGE_SAMPLER, 0)) {
       ctx->Extensions.EXT_texture_compression_s3tc = GL_TRUE;
+      ctx->Extensions.S3_s3tc = GL_TRUE;
    }
 
    /* ycbcr support */
@@ -283,4 +300,14 @@ void st_init_extensions(struct st_context *st)
                                    PIPE_TEXTURE_USAGE_SAMPLER, 0)) {
       ctx->Extensions.MESA_ycbcr_texture = GL_TRUE;
    }
+
+   /* GL_ARB_framebuffer_object */
+   if (ctx->Extensions.EXT_packed_depth_stencil) {
+      /* we support always support GL_EXT_framebuffer_blit */
+      ctx->Extensions.ARB_framebuffer_object = GL_TRUE;
+   }
+
+   if (st->pipe->render_condition) {
+      ctx->Extensions.NV_conditional_render = GL_TRUE;
+   }
 }