| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // Some simple helper functions that load shaders and create program objects. |
| |
| #ifndef EXAMPLES_TUMBLER_SHADER_UTIL_H_ |
| #define EXAMPLES_TUMBLER_SHADER_UTIL_H_ |
| |
| #include <GLES2/gl2.h> |
| |
| namespace shader_util { |
| |
| // Load and compile a shader. |type| can be one of GL_VERTEX_SHADER or |
| // GL_FRAGMENT_SHADER. Returns a non-0 value representing the compiled |
| // shader on success, 0 on failure. The caller is responsible for deleting |
| // the returned shader using glDeleteShader(). |
| GLuint CreateShaderOfType(GLenum type, const char *shader_src); |
| |
| // Load and compile the vertex and fragment shaders, then link these together |
| // into a complete program. Returns a non-0 value representing the program on, |
| // success or 0 on failure. The caller is responsible for deleting the |
| // returned program using glDeleteProgram(). |
| GLuint CreateProgramFromVertexAndFragmentShaders( |
| const char *vertex_shader_src, const char *fragment_shader_src); |
| |
| } // namespace shader_util |
| |
| #endif // EXAMPLES_TUMBLER_SHADER_UTIL_H_ |
