diff options
Diffstat (limited to 'src/mesa/state_tracker/st_extensions.c')
| -rw-r--r-- | src/mesa/state_tracker/st_extensions.c | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c index bbcae3b02e9..bdc08949dd4 100644 --- a/src/mesa/state_tracker/st_extensions.c +++ b/src/mesa/state_tracker/st_extensions.c @@ -228,6 +228,7 @@ void st_init_extensions(struct st_context *st) ctx->Extensions.ARB_half_float_pixel = GL_TRUE; ctx->Extensions.ARB_map_buffer_range = GL_TRUE; ctx->Extensions.ARB_multisample = GL_TRUE; + ctx->Extensions.ARB_sampler_objects = 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; @@ -381,6 +382,18 @@ void st_init_extensions(struct st_context *st) ctx->Extensions.EXT_packed_depth_stencil = GL_TRUE; } + /* float support - assume nothing exclusively supports 64-bit floats */ + if (screen->is_format_supported(screen, PIPE_FORMAT_R32G32B32A32_FLOAT, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_SAMPLER_VIEW | + PIPE_BIND_RENDER_TARGET) && + screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_FLOAT, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_SAMPLER_VIEW | + PIPE_BIND_RENDER_TARGET)) { + ctx->Extensions.ARB_texture_float = GL_TRUE; + } + /* sRGB support */ if (screen->is_format_supported(screen, PIPE_FORMAT_A8B8G8R8_SRGB, PIPE_TEXTURE_2D, 0, @@ -453,6 +466,12 @@ void st_init_extensions(struct st_context *st) ctx->Extensions.ATI_texture_compression_3dc = GL_TRUE; } + if (screen->is_format_supported(screen, PIPE_FORMAT_R8G8B8A8_SNORM, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_SAMPLER_VIEW)) { + ctx->Extensions.EXT_texture_snorm = GL_TRUE; + } + /* ycbcr support */ if (screen->is_format_supported(screen, PIPE_FORMAT_UYVY, PIPE_TEXTURE_2D, 0, @@ -508,6 +527,35 @@ void st_init_extensions(struct st_context *st) ctx->Extensions.ARB_depth_clamp = GL_TRUE; } + /* This extension does not actually require support of floating point + * render targets, just clamping controls. + * Advertise this extension if either fragment color clamping is supported + * or no render targets having color values outside of the range [0, 1] + * are supported, in which case the fragment color clamping has no effect + * on rendering. + */ + if (screen->get_param(screen, PIPE_CAP_FRAGMENT_COLOR_CLAMP_CONTROL) || + (!screen->is_format_supported(screen, PIPE_FORMAT_R8G8B8A8_SNORM, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_RENDER_TARGET) && + !screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_SNORM, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_RENDER_TARGET) && + !screen->is_format_supported(screen, PIPE_FORMAT_R16G16B16A16_FLOAT, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_RENDER_TARGET) && + !screen->is_format_supported(screen, PIPE_FORMAT_R32G32B32A32_FLOAT, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_RENDER_TARGET) && + !screen->is_format_supported(screen, PIPE_FORMAT_R11G11B10_FLOAT, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_RENDER_TARGET) && + !screen->is_format_supported(screen, PIPE_FORMAT_R9G9B9E5_FLOAT, + PIPE_TEXTURE_2D, 0, + PIPE_BIND_RENDER_TARGET))) { + ctx->Extensions.ARB_color_buffer_float = GL_TRUE; + } + if (screen->get_param(screen, PIPE_CAP_SHADER_STENCIL_EXPORT)) { ctx->Extensions.ARB_shader_stencil_export = GL_TRUE; } |