diff options
Diffstat (limited to 'mesalib/src/mesa/state_tracker/st_extensions.c')
| -rw-r--r-- | mesalib/src/mesa/state_tracker/st_extensions.c | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/mesalib/src/mesa/state_tracker/st_extensions.c b/mesalib/src/mesa/state_tracker/st_extensions.c index af54cf7c8..214588f1f 100644 --- a/mesalib/src/mesa/state_tracker/st_extensions.c +++ b/mesalib/src/mesa/state_tracker/st_extensions.c @@ -534,7 +534,6 @@ void st_init_extensions(struct st_context *st) ctx->Extensions.EXT_blend_minmax = GL_TRUE; ctx->Extensions.EXT_framebuffer_blit = GL_TRUE; ctx->Extensions.EXT_framebuffer_object = GL_TRUE; - ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE; ctx->Extensions.EXT_fog_coord = GL_TRUE; ctx->Extensions.EXT_gpu_program_parameters = GL_TRUE; ctx->Extensions.EXT_pixel_buffer_object = GL_TRUE; @@ -653,6 +652,13 @@ void st_init_extensions(struct st_context *st) break; } } + if (ctx->Const.MaxSamples == 1) { + /* one sample doesn't really make sense */ + ctx->Const.MaxSamples = 0; + } + else if (ctx->Const.MaxSamples >= 2) { + ctx->Extensions.EXT_framebuffer_multisample = GL_TRUE; + } if (ctx->Const.MaxDualSourceDrawBuffers > 0) ctx->Extensions.ARB_blend_func_extended = GL_TRUE; @@ -679,6 +685,13 @@ void st_init_extensions(struct st_context *st) } if (screen->get_param(screen, PIPE_CAP_TEXTURE_BUFFER_OBJECTS)) { ctx->Extensions.ARB_texture_buffer_object = GL_TRUE; + + ctx->Const.TextureBufferOffsetAlignment = + screen->get_param(screen, PIPE_CAP_TEXTURE_BUFFER_OFFSET_ALIGNMENT); + + if (ctx->Const.TextureBufferOffsetAlignment) + ctx->Extensions.ARB_texture_buffer_range = GL_TRUE; + init_format_extensions(st, tbo_rgb32, Elements(tbo_rgb32), PIPE_BUFFER, PIPE_BIND_SAMPLER_VIEW); } |