diff options
Diffstat (limited to 'src/mesa/main/uniforms.c')
| -rw-r--r-- | src/mesa/main/uniforms.c | 62 |
1 files changed, 61 insertions, 1 deletions
diff --git a/src/mesa/main/uniforms.c b/src/mesa/main/uniforms.c index 07e7ea37998..2e847fe3147 100644 --- a/src/mesa/main/uniforms.c +++ b/src/mesa/main/uniforms.c @@ -535,7 +535,8 @@ _mesa_GetUniformLocation(GLhandleARB programObj, const GLcharARB *name) * with a named uniform block, or if <name> starts with the reserved * prefix "gl_"." */ - if (shProg->UniformStorage[index].block_index != -1) + if (shProg->UniformStorage[index].block_index != -1 || + shProg->UniformStorage[index].atomic_buffer_index != -1) return -1; return _mesa_uniform_merge_location_offset(shProg, index, offset); @@ -849,4 +850,63 @@ void GLAPIENTRY _mesa_GetActiveAtomicCounterBufferiv(GLuint program, GLuint bufferIndex, GLenum pname, GLint *params) { + GET_CURRENT_CONTEXT(ctx); + struct gl_shader_program *shProg; + struct gl_active_atomic_buffer *ab; + int i; + + if (!ctx->Extensions.ARB_shader_atomic_counters) { + _mesa_error(ctx, GL_INVALID_OPERATION, + "glGetActiveAtomicCounterBufferiv"); + return; + } + + shProg = _mesa_lookup_shader_program_err(ctx, program, + "glGetActiveAtomicCounterBufferiv"); + if (!shProg) + return; + + if (bufferIndex >= shProg->NumAtomicBuffers) { + _mesa_error(ctx, GL_INVALID_VALUE, + "glGetActiveAtomicCounterBufferiv(bufferIndex)"); + return; + } + + ab = &shProg->AtomicBuffers[bufferIndex]; + + switch (pname) { + case GL_ATOMIC_COUNTER_BUFFER_BINDING: + params[0] = ab->Binding; + return; + case GL_ATOMIC_COUNTER_BUFFER_DATA_SIZE: + params[0] = ab->MinimumSize; + return; + case GL_ATOMIC_COUNTER_BUFFER_ACTIVE_ATOMIC_COUNTERS: + params[0] = ab->NumUniforms; + return; + case GL_ATOMIC_COUNTER_BUFFER_ACTIVE_ATOMIC_COUNTER_INDICES: + for (i = 0; i < ab->NumUniforms; ++i) + params[i] = ab->Uniforms[i]; + return; + case GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_VERTEX_SHADER: + params[0] = ab->StageReferences[MESA_SHADER_VERTEX]; + return; + case GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_GEOMETRY_SHADER: + params[0] = ab->StageReferences[MESA_SHADER_GEOMETRY]; + return; + case GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_FRAGMENT_SHADER: + params[0] = ab->StageReferences[MESA_SHADER_FRAGMENT]; + return; + case GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_TESS_CONTROL_SHADER: + params[0] = GL_FALSE; + return; + case GL_ATOMIC_COUNTER_BUFFER_REFERENCED_BY_TESS_EVALUATION_SHADER: + params[0] = GL_FALSE; + return; + default: + _mesa_error(ctx, GL_INVALID_ENUM, + "glGetActiveAtomicCounterBufferiv(pname 0x%x (%s))", + pname, _mesa_lookup_enum_by_nr(pname)); + return; + } } |