diff options
| -rw-r--r-- | src/mesa/main/uniforms.c | 32 |
1 files changed, 26 insertions, 6 deletions
diff --git a/src/mesa/main/uniforms.c b/src/mesa/main/uniforms.c index f450173af27..b6512fe6f3b 100644 --- a/src/mesa/main/uniforms.c +++ b/src/mesa/main/uniforms.c @@ -1089,18 +1089,38 @@ _mesa_GetActiveUniformBlockiv(GLuint program, params[0] = strlen(block->Name) + 1; return; - case GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS: - params[0] = block->NumUniforms; + case GL_UNIFORM_BLOCK_ACTIVE_UNIFORMS: { + unsigned count = 0; + + for (i = 0; i < block->NumUniforms; i++) { + unsigned offset; + const int idx = + _mesa_get_uniform_location(ctx, shProg, + block->Uniforms[i].IndexName, + &offset); + if (idx != -1) + count++; + } + + params[0] = count; return; + } + + case GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES: { + unsigned count = 0; - case GL_UNIFORM_BLOCK_ACTIVE_UNIFORM_INDICES: for (i = 0; i < block->NumUniforms; i++) { unsigned offset; - params[i] = _mesa_get_uniform_location(ctx, shProg, - block->Uniforms[i].IndexName, - &offset); + const int idx = + _mesa_get_uniform_location(ctx, shProg, + block->Uniforms[i].IndexName, + &offset); + + if (idx != -1) + params[count++] = idx; } return; + } case GL_UNIFORM_BLOCK_REFERENCED_BY_VERTEX_SHADER: params[0] = shProg->UniformBlockStageIndex[MESA_SHADER_VERTEX][uniformBlockIndex] != -1; |