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added support for precompiled shaders in wp8

This commit is contained in:
Dale Stammen 2014-03-22 05:58:07 -07:00
parent 5e402ee433
commit fb574697aa
2 changed files with 77 additions and 3 deletions
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65
cocos/2d/CCGLProgram.cpp
View File

@ -37,6 +37,10 @@ THE SOFTWARE.
#include "kazmath/GL/matrix.h"
#include "kazmath/kazmath.h"
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
#include "CCPrecompiledShaders.h"
#endif
NS_CC_BEGIN
typedef struct _hashUniformEntry
@ -116,6 +120,18 @@ GLProgram::~GLProgram()
bool GLProgram::initWithByteArrays(const GLchar* vShaderByteArray, const GLchar* fShaderByteArray)
{
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
GLboolean hasCompiler = false;
glGetBooleanv(GL_SHADER_COMPILER, &hasCompiler);
_hasShaderCompiler = (hasCompiler == GL_TRUE);
if(!_hasShaderCompiler)
{
return initWithPrecompiledProgramByteArray(vShaderByteArray,fShaderByteArray);
}
#endif
_program = glCreateProgram();
CHECK_GL_ERROR_DEBUG();
@ -126,7 +142,8 @@ bool GLProgram::initWithByteArrays(const GLchar* vShaderByteArray, const GLchar*
if (!compileShader(&_vertShader, GL_VERTEX_SHADER, vShaderByteArray))
{
CCLOG("cocos2d: ERROR: Failed to compile vertex shader");
}
return false;
}
}
// Create and compile fragment shader
@ -135,6 +152,7 @@ bool GLProgram::initWithByteArrays(const GLchar* vShaderByteArray, const GLchar*
if (!compileShader(&_fragShader, GL_FRAGMENT_SHADER, fShaderByteArray))
{
CCLOG("cocos2d: ERROR: Failed to compile fragment shader");
return false;
}
}
@ -152,9 +170,34 @@ bool GLProgram::initWithByteArrays(const GLchar* vShaderByteArray, const GLchar*
CHECK_GL_ERROR_DEBUG();
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
_shaderId = CCPrecompiledShaders::getInstance()->addShaders(vShaderByteArray, fShaderByteArray);
#endif
return true;
}
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
bool GLProgram::initWithPrecompiledProgramByteArray(const GLchar* vShaderByteArray, const GLchar* fShaderByteArray)
{
bool haveProgram = false;
_program = glCreateProgram();
CHECK_GL_ERROR_DEBUG();
_vertShader = _fragShader = 0;
haveProgram = CCPrecompiledShaders::getInstance()->loadProgram(_program, vShaderByteArray, fShaderByteArray);
CHECK_GL_ERROR_DEBUG();
_hashForUniforms = NULL;
CHECK_GL_ERROR_DEBUG();
return haveProgram;
}
#endif
bool GLProgram::initWithFilenames(const std::string &vShaderFilename, const std::string &fShaderFilename)
{
auto fileUtils = FileUtils::getInstance();
@ -275,6 +318,15 @@ bool GLProgram::link()
{
CCASSERT(_program != 0, "Cannot link invalid program");
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
if(!_hasShaderCompiler)
{
// precompiled shader program is already linked
return true;
}
#endif
GLint status = GL_TRUE;
glLinkProgram(_program);
@ -291,7 +343,7 @@ bool GLProgram::link()
_vertShader = _fragShader = 0;
#if COCOS2D_DEBUG
#if DEBUG || (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
glGetProgramiv(_program, GL_LINK_STATUS, &status);
if (status == GL_FALSE)
@ -301,7 +353,14 @@ bool GLProgram::link()
_program = 0;
}
#endif
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
if (status == GL_TRUE)
{
CCPrecompiledShaders::getInstance()->addProgram(_program, _shaderId);
}
#endif
return (status == GL_TRUE);
}

15
cocos/2d/CCGLProgram.h
View File

@ -126,7 +126,18 @@ public:
* @js initWithString
* @lua initWithString
*/
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
/** Initializes the CCGLProgram with precompiled shader program */
bool initWithPrecompiledProgramByteArray(const GLchar* vShaderByteArray, const GLchar* fShaderByteArray);
#endif
/** Initializes the GLProgram with a vertex and fragment with bytes array
* @js initWithString
* @lua initWithString
*/
bool initWithByteArrays(const GLchar* vShaderByteArray, const GLchar* fShaderByteArray);
/** Initializes the GLProgram with a vertex and fragment with contents of filenames
* @js init
* @lua init
@ -266,6 +277,10 @@ private:
GLuint _fragShader;
GLint _uniforms[UNIFORM_MAX];
struct _hashUniformEntry* _hashForUniforms;
bool _hasShaderCompiler;
#if (CC_TARGET_PLATFORM == CC_PLATFORM_WINRT) || (CC_TARGET_PLATFORM == CC_PLATFORM_WP8)
std::string _shaderId;
#endif
struct flag_struct {
unsigned int usesTime:1;