Add GL test helper to make compute program

util/test/demos/gl/gl_test.cpp

@@ -193,6 +193,58 @@ GLuint OpenGLGraphicsTest::MakeProgram(std::string vertSrc, std::string fragSrc,
   return program;
 }
 
+GLuint OpenGLGraphicsTest::MakeProgram(std::string compSrc)
+{
+  GLuint cs = glCreateShader(GL_COMPUTE_SHADER);
+
+  const char *cstr = NULL;
+
+  if(cs)
+  {
+    cstr = compSrc.c_str();
+    glShaderSource(cs, 1, &cstr, NULL);
+    glCompileShader(cs);
+  }
+
+  char buffer[1024];
+  GLint status = 0;
+
+  if(cs)
+    glGetShaderiv(cs, GL_COMPILE_STATUS, &status);
+  else
+    status = 1;
+
+  if(status == 0)
+  {
+    glGetShaderInfoLog(cs, 1024, NULL, buffer);
+    TEST_ERROR("Shader error: %s", buffer);
+    glDeleteShader(cs);
+    return 0;
+  }
+
+  GLuint program = glCreateProgram();
+  glAttachShader(program, cs);
+  glLinkProgram(program);
+
+  glGetProgramiv(program, GL_LINK_STATUS, &status);
+  if(status == 0)
+  {
+    glGetProgramInfoLog(program, 1024, NULL, buffer);
+    TEST_ERROR("Link error: %s", buffer);
+
+    glDeleteProgram(program);
+    program = 0;
+  }
+
+  glDetachShader(program, cs);
+  glDeleteShader(cs);
+
+  if(program)
+    managedResources.progs.push_back(program);
+
+  return program;
+}
+
 GLuint OpenGLGraphicsTest::MakeProgram()
 {
   GLuint program = glCreateProgram();
@@ -270,4 +322,4 @@ bool OpenGLGraphicsTest::Running()
     return false;
 
   return mainWindow->Update();
-}
+}

util/test/demos/gl/gl_test.h

@@ -45,6 +45,7 @@ struct OpenGLGraphicsTest : public GraphicsTest
   void PostInit();
 
   GLuint MakeProgram(std::string vertSrc, std::string fragSrc, std::string geomSrc = "");
+  GLuint MakeProgram(std::string compSrc);
   GLuint MakeProgram();
   GLuint MakePipeline();
   GLuint MakeBuffer();
@@ -72,4 +73,4 @@ struct OpenGLGraphicsTest : public GraphicsTest
   {
     std::vector<GLuint> bufs, texs, progs, pipes, vaos, fbos;
   } managedResources;
-};
+};