зеркало из https://github.com/AvaloniaUI/angle.git
151 строка
4.1 KiB
C++
151 строка
4.1 KiB
C++
//
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// Copyright (c) 2014 The ANGLE Project Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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//
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#ifndef SAMPLE_UTIL_SHADER_UTILS_H
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#define SAMPLE_UTIL_SHADER_UTILS_H
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#include <export.h>
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#include <GLES3/gl31.h>
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#include <GLES3/gl3.h>
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#include <GLES2/gl2.h>
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#include <GLES2/gl2ext.h>
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#include <EGL/egl.h>
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#include <EGL/eglext.h>
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#include <functional>
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#include <string>
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#include <vector>
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ANGLE_EXPORT GLuint CheckLinkStatusAndReturnProgram(GLuint program, bool outputErrorMessages);
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ANGLE_EXPORT GLuint CompileShader(GLenum type, const std::string &source);
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ANGLE_EXPORT GLuint CompileShaderFromFile(GLenum type, const std::string &sourcePath);
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ANGLE_EXPORT GLuint
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CompileProgramWithTransformFeedback(const std::string &vsSource,
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const std::string &fsSource,
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const std::vector<std::string> &transformFeedbackVaryings,
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GLenum bufferMode);
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ANGLE_EXPORT GLuint CompileProgram(const std::string &vsSource, const std::string &fsSource);
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ANGLE_EXPORT GLuint CompileProgram(const std::string &vsSource,
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const std::string &fsSource,
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const std::function<void(GLuint)> &preLinkCallback);
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ANGLE_EXPORT GLuint CompileProgramWithGS(const std::string &vsSource,
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const std::string &gsSource,
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const std::string &fsSource);
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ANGLE_EXPORT GLuint CompileProgramFromFiles(const std::string &vsPath, const std::string &fsPath);
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ANGLE_EXPORT GLuint CompileComputeProgram(const std::string &csSource,
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bool outputErrorMessages = true);
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ANGLE_EXPORT bool LinkAttachedProgram(GLuint program);
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ANGLE_EXPORT GLuint LoadBinaryProgramOES(const std::vector<uint8_t> &binary, GLenum binaryFormat);
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ANGLE_EXPORT GLuint LoadBinaryProgramES3(const std::vector<uint8_t> &binary, GLenum binaryFormat);
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namespace angle
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{
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namespace essl1_shaders
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{
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ANGLE_EXPORT const char *PositionAttrib();
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ANGLE_EXPORT const char *ColorUniform();
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namespace vs
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{
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// A shader that sets gl_Position to zero.
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ANGLE_EXPORT const char *Zero();
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// A shader that sets gl_Position to attribute a_position.
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ANGLE_EXPORT const char *Simple();
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// A shader that passes through attribute a_position, setting it to gl_Position and varying
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// v_position.
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ANGLE_EXPORT const char *Passthrough();
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} // namespace vs
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namespace fs
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{
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// A shader that renders a simple checker pattern of red and green. X axis and y axis separate the
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// different colors. Needs varying v_position.
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ANGLE_EXPORT const char *Checkered();
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// A shader that fills with color taken from uniform named "color".
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ANGLE_EXPORT const char *UniformColor();
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// A shader that fills with 100% opaque red.
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ANGLE_EXPORT const char *Red();
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// A shader that fills with 100% opaque green.
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ANGLE_EXPORT const char *Green();
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// A shader that fills with 100% opaque blue.
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ANGLE_EXPORT const char *Blue();
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} // namespace fs
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} // namespace essl1_shaders
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namespace essl3_shaders
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{
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ANGLE_EXPORT const char *PositionAttrib();
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namespace vs
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{
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// A shader that sets gl_Position to zero.
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ANGLE_EXPORT const char *Zero();
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// A shader that sets gl_Position to attribute a_position.
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ANGLE_EXPORT const char *Simple();
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} // namespace vs
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namespace fs
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{
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// A shader that fills with 100% opaque red.
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ANGLE_EXPORT const char *Red();
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} // namespace fs
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} // namespace essl3_shaders
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namespace essl31_shaders
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{
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ANGLE_EXPORT const char *PositionAttrib();
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namespace vs
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{
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// A shader that sets gl_Position to zero.
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ANGLE_EXPORT const char *Zero();
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// A shader that sets gl_Position to attribute a_position.
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ANGLE_EXPORT const char *Simple();
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// A shader that simply passes through attribute a_position, setting it to gl_Position and varying
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// v_position.
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ANGLE_EXPORT const char *Passthrough();
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} // namespace vs
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namespace fs
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{
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// A shader that fills with 100% opaque red.
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ANGLE_EXPORT const char *Red();
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} // namespace fs
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} // namespace essl31_shaders
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} // namespace angle
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#endif // SAMPLE_UTIL_SHADER_UTILS_H
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