diff options
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_extensions.c')
| -rw-r--r-- | mesalib/src/mesa/state_tracker/st_extensions.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c index 2153865cf..bb4099a95 100644 --- a/mesalib/src/mesa/state_tracker/st_extensions.c +++ b/mesalib/src/mesa/state_tracker/st_extensions.c @@ -453,6 +453,12 @@ 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 +514,35 @@ 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;
}
|