summaryrefslogtreecommitdiffstats
path: root/src/mesa/main/uniform_query.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mesa/main/uniform_query.cpp')
-rw-r--r--src/mesa/main/uniform_query.cpp62
1 files changed, 62 insertions, 0 deletions
diff --git a/src/mesa/main/uniform_query.cpp b/src/mesa/main/uniform_query.cpp
index 25d887dbcdc..b5499ea3445 100644
--- a/src/mesa/main/uniform_query.cpp
+++ b/src/mesa/main/uniform_query.cpp
@@ -74,6 +74,68 @@ _mesa_GetActiveUniformARB(GLhandleARB program, GLuint index,
}
}
+extern "C" void GLAPIENTRY
+_mesa_GetActiveUniformsiv(GLuint program,
+ GLsizei uniformCount,
+ const GLuint *uniformIndices,
+ GLenum pname,
+ GLint *params)
+{
+ GET_CURRENT_CONTEXT(ctx);
+ struct gl_shader_program *shProg;
+ GLsizei i;
+
+ shProg = _mesa_lookup_shader_program_err(ctx, program, "glGetActiveUniform");
+ if (!shProg)
+ return;
+
+ if (uniformCount < 0) {
+ _mesa_error(ctx, GL_INVALID_VALUE,
+ "glGetUniformIndices(uniformCount < 0)");
+ return;
+ }
+
+ for (i = 0; i < uniformCount; i++) {
+ GLuint index = uniformIndices[i];
+ const struct gl_uniform_storage *uni = &shProg->UniformStorage[index];
+
+ if (index >= shProg->NumUserUniformStorage) {
+ _mesa_error(ctx, GL_INVALID_VALUE, "glGetActiveUniformsiv(index)");
+ return;
+ }
+
+ switch (pname) {
+ case GL_UNIFORM_TYPE:
+ params[i] = uni->type->gl_type;
+ break;
+
+ case GL_UNIFORM_SIZE:
+ /* array_elements is zero for non-arrays, but the API requires that 1 be
+ * returned.
+ */
+ params[i] = MAX2(1, uni->array_elements);
+ break;
+
+ case GL_UNIFORM_NAME_LENGTH:
+ params[i] = strlen(uni->name) + 1;
+ break;
+
+ case GL_UNIFORM_BLOCK_INDEX:
+ case GL_UNIFORM_OFFSET:
+ case GL_UNIFORM_ARRAY_STRIDE:
+ case GL_UNIFORM_MATRIX_STRIDE:
+ case GL_UNIFORM_IS_ROW_MAJOR:
+ _mesa_problem(ctx, "FINISHME: glGetActiveUniformsiv(pname)");
+ params[i] = -1;
+ break;
+
+ default:
+ _mesa_error(ctx, GL_INVALID_ENUM, "glGetActiveUniformsiv(pname)");
+ return;
+ }
+ }
+}
+
static bool
validate_uniform_parameters(struct gl_context *ctx,
struct gl_shader_program *shProg,