st/mesa: add option to enable GLSL 1.40

[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 953155f364be260160fde658f00345efc92b5e45..ca762cab4b27dcd9c90c1016fe7c4f4aaf78261f 100644 (file)
--- a/src/mesa/state_tracker/st_extensions.c
+++ b/src/mesa/state_tracker/st_extensions.c
@@ -222,6 +222,7 @@ void st_init_limits(struct st_context *st)
          options->MaxUnrollIterations = MIN2(screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_INSTRUCTIONS), 65536);
       else
          options->MaxUnrollIterations = 255; /* SM3 limit */
+      options->LowerClipDistance = true;
    }
 
    /* PIPE_SHADER_CAP_MAX_INPUTS for the FS specifies the maximum number
@@ -235,8 +236,9 @@ void st_init_limits(struct st_context *st)
 
    c->UniformBooleanTrue = ~0;
 
-   c->MaxTransformFeedbackSeparateAttribs =
+   c->MaxTransformFeedbackBuffers =
       screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_BUFFERS);
+   c->MaxTransformFeedbackBuffers = MIN2(c->MaxTransformFeedbackBuffers, MAX_FEEDBACK_BUFFERS);
    c->MaxTransformFeedbackSeparateComponents =
       screen->get_param(screen, PIPE_CAP_MAX_STREAM_OUTPUT_SEPARATE_COMPONENTS);
    c->MaxTransformFeedbackInterleavedComponents =
@@ -296,7 +298,8 @@ static void init_format_extensions(struct st_context *st,
 {
    struct pipe_screen *screen = st->pipe->screen;
    GLboolean *extensions = (GLboolean *) &st->ctx->Extensions;
-   int i, j;
+   unsigned i;
+   int j;
    int num_formats = Elements(mapping->format);
    int num_ext = Elements(mapping->extension_offset);
 
@@ -337,6 +340,7 @@ void st_init_extensions(struct st_context *st)
    GLboolean *extensions = (GLboolean *) &ctx->Extensions;
 
    static const struct st_extension_cap_mapping cap_mapping[] = {
+      { o(ARB_base_instance),                PIPE_CAP_START_INSTANCE                   },
       { o(ARB_depth_clamp),                  PIPE_CAP_DEPTH_CLIP_DISABLE               },
       { o(ARB_depth_texture),                PIPE_CAP_TEXTURE_SHADOW_MAP               },
       { o(ARB_draw_buffers_blend),           PIPE_CAP_INDEP_BLEND_FUNC                 },
@@ -352,6 +356,7 @@ void st_init_extensions(struct st_context *st)
       { o(ARB_shadow),                       PIPE_CAP_TEXTURE_SHADOW_MAP               },
       { o(ARB_texture_non_power_of_two),     PIPE_CAP_NPOT_TEXTURES                    },
       { o(ARB_transform_feedback2),          PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME       },
+      { o(ARB_transform_feedback3),          PIPE_CAP_STREAM_OUTPUT_PAUSE_RESUME       },
 
       { o(EXT_blend_equation_separate),      PIPE_CAP_BLEND_EQUATION_SEPARATE          },
       { o(EXT_draw_buffers2),                PIPE_CAP_INDEP_BLEND_ENABLE               },
@@ -372,6 +377,9 @@ void st_init_extensions(struct st_context *st)
       /* GL_NV_point_sprite is not supported by gallium because we don't
        * support the GL_POINT_SPRITE_R_MODE_NV option. */
       { o(MESA_texture_array),               PIPE_CAP_MAX_TEXTURE_ARRAY_LAYERS         },
+
+      { o(OES_standard_derivatives),         PIPE_CAP_SM3                              },
+      { o(ARB_texture_cube_map_array),       PIPE_CAP_CUBE_MAP_ARRAY                   }
    };
 
    /* Required: render target and sampler support */
@@ -474,7 +482,6 @@ void st_init_extensions(struct st_context *st)
     * Extensions that are supported by all Gallium drivers:
     */
    ctx->Extensions.ARB_ES2_compatibility = GL_TRUE;
-   ctx->Extensions.ARB_copy_buffer = GL_TRUE;
    ctx->Extensions.ARB_draw_elements_base_vertex = GL_TRUE;
    ctx->Extensions.ARB_explicit_attrib_location = GL_TRUE;
    ctx->Extensions.ARB_fragment_coord_conventions = GL_TRUE;
@@ -483,7 +490,6 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.ARB_half_float_pixel = GL_TRUE;
    ctx->Extensions.ARB_half_float_vertex = GL_TRUE;
    ctx->Extensions.ARB_map_buffer_range = GL_TRUE;
-   ctx->Extensions.ARB_sampler_objects = GL_TRUE;
    ctx->Extensions.ARB_shader_objects = GL_TRUE;
    ctx->Extensions.ARB_shading_language_100 = GL_TRUE;
    ctx->Extensions.ARB_texture_border_clamp = GL_TRUE; /* XXX temp */
@@ -492,10 +498,8 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.ARB_texture_env_crossbar = GL_TRUE;
    ctx->Extensions.ARB_texture_env_dot3 = GL_TRUE;
    ctx->Extensions.ARB_texture_storage = GL_TRUE;
-   ctx->Extensions.ARB_vertex_array_object = GL_TRUE;
    ctx->Extensions.ARB_vertex_program = GL_TRUE;
    ctx->Extensions.ARB_vertex_shader = GL_TRUE;
-   ctx->Extensions.ARB_window_pos = GL_TRUE;
 
    ctx->Extensions.EXT_blend_color = GL_TRUE;
    ctx->Extensions.EXT_blend_func_separate = GL_TRUE;
@@ -513,31 +517,19 @@ void st_init_extensions(struct st_context *st)
    ctx->Extensions.EXT_texture_env_dot3 = GL_TRUE;
    ctx->Extensions.EXT_vertex_array_bgra = GL_TRUE;
 
-   ctx->Extensions.APPLE_vertex_array_object = GL_TRUE;
-
    ctx->Extensions.ATI_texture_env_combine3 = GL_TRUE;
 
    ctx->Extensions.MESA_pack_invert = GL_TRUE;
 
    ctx->Extensions.NV_blend_square = GL_TRUE;
    ctx->Extensions.NV_fog_distance = GL_TRUE;
-   ctx->Extensions.NV_texgen_reflection = GL_TRUE;
    ctx->Extensions.NV_texture_env_combine4 = GL_TRUE;
    ctx->Extensions.NV_texture_rectangle = GL_TRUE;
-#if 0
-   /* possibly could support the following two */
-   ctx->Extensions.NV_vertex_program = GL_TRUE;
-   ctx->Extensions.NV_vertex_program1_1 = GL_TRUE;
-#endif
 
-#if FEATURE_OES_EGL_image
    ctx->Extensions.OES_EGL_image = GL_TRUE;
-   if (ctx->API != API_OPENGL)
+   if (ctx->API != API_OPENGL_COMPAT)
       ctx->Extensions.OES_EGL_image_external = GL_TRUE;
-#endif
-#if FEATURE_OES_draw_texture
    ctx->Extensions.OES_draw_texture = GL_TRUE;
-#endif
 
    /* Expose the extensions which directly correspond to gallium caps. */
    for (i = 0; i < Elements(cap_mapping); i++) {
@@ -561,7 +553,12 @@ void st_init_extensions(struct st_context *st)
    /* Figure out GLSL support. */
    glsl_feature_level = screen->get_param(screen, PIPE_CAP_GLSL_FEATURE_LEVEL);
 
-   if (glsl_feature_level >= 130) {
+   if (glsl_feature_level >= 140) {
+      if (ctx->API == API_OPENGL_CORE)
+         ctx->Const.GLSLVersion = 140;
+      else
+         ctx->Const.GLSLVersion = 130;
+   } else if (glsl_feature_level >= 130) {
       ctx->Const.GLSLVersion = 130;
    } else {
       ctx->Const.GLSLVersion = 120;
@@ -575,6 +572,7 @@ void st_init_extensions(struct st_context *st)
 
       /* Extensions that only depend on GLSL 1.3. */
       ctx->Extensions.ARB_conservative_depth = GL_TRUE;
+      ctx->Extensions.ARB_shader_bit_encoding = GL_TRUE;
    } else {
       /* Optional integer support for GLSL 1.2. */
       if (screen->get_shader_param(screen, PIPE_SHADER_VERTEX,
@@ -632,4 +630,24 @@ void st_init_extensions(struct st_context *st)
 
    if (ctx->Const.MaxDualSourceDrawBuffers > 0)
       ctx->Extensions.ARB_blend_func_extended = GL_TRUE;
+
+   if (screen->get_param(screen, PIPE_CAP_TIMER_QUERY) &&
+       screen->get_param(screen, PIPE_CAP_QUERY_TIMESTAMP)) {
+      ctx->Extensions.ARB_timer_query = GL_TRUE;
+   }
+
+   if (ctx->Extensions.ARB_transform_feedback2 &&
+       ctx->Extensions.ARB_draw_instanced) {
+      ctx->Extensions.ARB_transform_feedback_instanced = GL_TRUE;
+   }
+   if (st->options.force_glsl_extensions_warn)
+          ctx->Const.ForceGLSLExtensionsWarn = 1;
+
+   ctx->Const.MinMapBufferAlignment =
+      screen->get_param(screen, PIPE_CAP_MIN_MAP_BUFFER_ALIGNMENT);
+   if (ctx->Const.MinMapBufferAlignment >= 64) {
+      ctx->Extensions.ARB_map_buffer_alignment = GL_TRUE;
+   }
+   if (screen->get_param(screen, PIPE_CAP_TEXTURE_BUFFER_OBJECTS))
+      ctx->Extensions.ARB_texture_buffer_object = GL_TRUE;
 }