diff options
Diffstat (limited to 'src/mesa/state_tracker/st_extensions.c')
| -rw-r--r-- | src/mesa/state_tracker/st_extensions.c | 35 |
1 files changed, 9 insertions, 26 deletions
diff --git a/src/mesa/state_tracker/st_extensions.c b/src/mesa/state_tracker/st_extensions.c index 49c874710bd..1f3b59fc67e 100644 --- a/src/mesa/state_tracker/st_extensions.c +++ b/src/mesa/state_tracker/st_extensions.c @@ -607,33 +607,16 @@ 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))) { + if (screen->get_param(screen, PIPE_CAP_VERTEX_COLOR_UNCLAMPED)) { ctx->Extensions.ARB_color_buffer_float = GL_TRUE; + + if (!screen->get_param(screen, PIPE_CAP_VERTEX_COLOR_CLAMPED)) { + st->clamp_vert_color_in_shader = TRUE; + } + + if (!screen->get_param(screen, PIPE_CAP_FRAGMENT_COLOR_CLAMPED)) { + st->clamp_frag_color_in_shader = TRUE; + } } if (screen->get_param(screen, PIPE_CAP_SHADER_STENCIL_EXPORT)) { |