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bc4ca748de425b888ec298f637a290b9a94570fd
LayaNative2.0/Conch/source/render/LayaGL/JCLayaGL.cpp
T
lvfulong bc4ca748de open source
2020-11-11 16:17:13 +08:00

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/**
@file JCLayaGL.cpp
@brief
@author James
@version 1.0
@date 2018_5_25
*/
#include "JCLayaGL.h"
#include <util/Log.h>
#include <stdio.h>
#include <stdlib.h>
#include "../JCCmdStruct.h"
#include <math/Matrix32.h>
#include <util/JCCommonMethod.h>
#include "JCLayaGLDispatch.h"
#include <Bridge/JCConchBridge.h>
#include "../Performance/JCPerfHUD.h"
#include <JCWebGLPlus.h>
#ifdef __APPLE__
#include <OpenGLES/ES3/gl.h>
#else
#include <GLES3/gl3.h>
#endif
extern int g_nInnerWidth;
extern int g_nInnerHeight;
extern int s_nGLCaps;
#define DVERIFY(v) if(!v){*(int*)0=1;}
namespace laya
{
char JCLayaGL::m_pDummyData[TEX_IMAGE2D_DUMMY_MAX_SIZE];
float JCLayaGL::s_fMainCanvasScaleX = 1.0f;
float JCLayaGL::s_fMainCanvasScaleY = 1.0f;
float JCLayaGL::s_fMainCanvasTX = 0.0f;
float JCLayaGL::s_fMainCanvasTY = 0.0f;
//#define DEBUG_WEBGL 1
JCLayaGL::JCLayaGL(int nWidth, int nHeight, JCArrayBufferManager* pArrayBuferManager,JCImageManager* pImageManager,JCIDGenerator* pIDGenerator, JCIDGenerator* pProgramLocationTable, JCRegister* pRegister,JCWebGLPlus* pWebGLPLus)
{
m_nMainCanvasWidth = nWidth;
m_nMainCanvasHeight = nHeight;
JCPerfHUD::m_pLayaGL = this;
m_bFlipY = false;
m_pIDGenerator = pIDGenerator;
m_pProgramLocationTable = pProgramLocationTable;
m_pImageManager = pImageManager;
m_pArrayBufferManager = pArrayBuferManager;
m_nMainFrameBuffer = 0;
m_nCurrentBuffer = 0;
m_nCurrentProgram = 0;
m_pRegister = pRegister;
m_pWebGLPlus = pWebGLPLus;
#ifdef __APPLE__
//glGetIntegerv(GL_FRAMEBUFFER_BINDING, &m_nMainFrameBuffer);
m_nMainFrameBuffer = 1;
#endif
}
JCLayaGL::~JCLayaGL()
{
}
bool JCLayaGL::isContextLost()
{
return false;
}
void* JCLayaGL::getExtension(const std::string& name)
{
return NULL;
}
void JCLayaGL::activeTexture(GLenum texture)
{
::glActiveTexture(texture);
#if DEBUG_WEBGL
LOGI("activeTexture texture=%d",texture);
getError();
#endif
}
void JCLayaGL::attachShader(WebGLProgram program, WebGLShader shader)
{
GLuint realProgram = m_pIDGenerator->getRealID(program);
GLuint realShader = m_pIDGenerator->getRealID(shader);
::glAttachShader(realProgram, realShader);
#ifdef DEBUG_WEBGL
LOGI("attachShader realProgram=%d,fakeProgram=%d,realShader=%d,fakeShader=%d",realProgram,program,realShader,shader);
getError();
#endif
}
void JCLayaGL::bindAttribLocation(WebGLProgram program, GLuint index, const std::string& name)
{
GLuint realProgram = m_pIDGenerator->getRealID(program);
::glBindAttribLocation(realProgram,index,name.c_str());
#ifdef DEBUG_WEBGL
LOGI("bindAttribLocation realProgram=%d,fakeProgram=%d,index=%d,name=%s", realProgram, program, index, name.c_str());
getError();
#endif
}
void JCLayaGL::bindBuffer(GLenum target, WebGLBuffer buffer)
{
int realID = (buffer == 0 ) ? 0 : m_pIDGenerator->getRealID(buffer);
m_nCurrentBuffer = realID;
::glBindBuffer(target, realID);
#ifdef DEBUG_WEBGL
LOGI("bindBuffer target=%d,realBuffer=%d,fakeBuffer=%d", target, realID, buffer);
getError();
#endif
}
void JCLayaGL::bindFramebuffer(GLenum target, WebGLFramebuffer framebuffer)
{
int realID = (framebuffer == 0) ? m_nMainFrameBuffer : m_pIDGenerator->getRealID(framebuffer);
::glBindFramebuffer(target, realID);
#ifdef DEBUG_WEBGL
LOGI("bindFramebuffer target=%d,realBuffer=%d,fakeBuffer=%d", target, realID, framebuffer);
getError();
#endif
}
void JCLayaGL::bindRenderbuffer(GLenum target, WebGLRenderbuffer renderbuffer)
{
int realID = (renderbuffer == 0) ? 0 : m_pIDGenerator->getRealID(renderbuffer);
::glBindRenderbuffer(target, realID);
#ifdef DEBUG_WEBGL
LOGI("bindRenderbuffer target=%d,realBuffer=%d,fakeBuffer=%d", target, realID, renderbuffer);
getError();
#endif
}
void JCLayaGL::bindTexture(GLenum target, WebGLTexture texture)
{
int realID = (texture == 0) ? 0 : m_pIDGenerator->getRealID(texture);
::glBindTexture(target, realID);
#ifdef DEBUG_WEBGL
LOGI("bindTexture target=%d,realTexture=%d,fakeTexture=%d", target, realID, texture);
getError();
#endif
}
void JCLayaGL::blendColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
{
::glBlendColor(red, green, blue, alpha);
#ifdef DEBUG_WEBGL
LOGI("blendColor red=%f,green=%f,blue=%f,alpha=%f", red, green, blue, alpha);
getError();
#endif
}
void JCLayaGL::blendEquation(GLenum mode)
{
::glBlendEquation(mode);
#ifdef DEBUG_WEBGL
LOGI("blendEquation mode=%d",mode);
getError();
#endif
}
void JCLayaGL::blendEquationSeparate(GLenum modeRGB, GLenum modeAlpha)
{
::glBlendEquationSeparate(modeRGB, modeAlpha);
#ifdef DEBUG_WEBGL
LOGI("blendEquationSeparate modeRGB=%d,modeAlpha=%d", modeRGB, modeAlpha);
getError();
#endif
}
void JCLayaGL::blendFunc(GLenum sfactor, GLenum dfactor)
{
::glBlendFunc(sfactor, dfactor);
#ifdef DEBUG_WEBGL
LOGI("blendFunc sfactor=%d,dfactor=%d", sfactor, dfactor);
getError();
#endif
}
void JCLayaGL::blendFuncSeparate(GLenum srcRGB, GLenum dstRGB, GLenum srcAlpha, GLenum dstAlpha)
{
::glBlendFuncSeparate(srcRGB, dstRGB, srcAlpha, dstAlpha);
#ifdef DEBUG_WEBGL
LOGI("blendFuncSeparate srcRGB=%d,dstRGB=%d,srcAlpha=%d,dstAlpha=%d", srcRGB, dstRGB, srcAlpha, dstAlpha);
getError();
#endif
}
void JCLayaGL::bufferData_size(GLenum target, GLsizeiptr size, GLenum usage)
{
::glBufferData(target,size,NULL,usage);
#ifdef DEBUG_WEBGL
LOGI("bufferData_size target=%d,size=%d,usage=%d", target, size, usage);
getError();
#endif
}
void JCLayaGL::bufferData(GLenum target, int dataSize, char* data, GLenum usage)
{
::glBufferData(target, dataSize,(GLvoid*)data,usage);
#ifdef DEBUG_WEBGL
LOGI("bufferData target=%d,size=%d,usage=%d", target, dataSize, usage);
getError();
#endif
}
void JCLayaGL::bufferSubData(GLenum target, GLintptr offset, int dataSize,char* data )
{
::glBufferSubData(target,offset,dataSize,data);
#ifdef DEBUG_WEBGL
LOGI("bufferSubData target=%d,offset=%d,dataSize=%d", target, offset, dataSize);
getError();
#endif
}
GLenum JCLayaGL::checkFramebufferStatus(GLenum target)
{
GLenum status = ::glCheckFramebufferStatus(target);
#ifdef DEBUG_WEBGL
LOGI("checkFramebufferStatus");
getError();
#endif
return status;
}
void JCLayaGL::clear(GLbitfield mask)
{
::glClear(mask);
#ifdef DEBUG_WEBGL
LOGI("clear mask=%d", mask);
getError();
#endif
}
void JCLayaGL::clearColor(GLclampf red, GLclampf green, GLclampf blue, GLclampf alpha)
{
::glClearColor(red, green, blue, alpha);
#ifdef DEBUG_WEBGL
LOGI("clearColor red=%f,green=%f,blue=%f,alpha=%f", red,green,blue,alpha);
getError();
#endif
}
void JCLayaGL::clearDepth(GLclampf depth)
{
::glClearDepthf(depth);
#ifdef DEBUG_WEBGL
LOGI("clearDepth depth=%f",depth);
getError();
#endif
}
void JCLayaGL::clearStencil(GLint s)
{
::glClearStencil(s);
#ifdef DEBUG_WEBGL
LOGI("glClearStencil s=%d", s);
getError();
#endif
}
void JCLayaGL::colorMask(GLboolean red, GLboolean green, GLboolean blue, GLboolean alpha)
{
::glColorMask(red, green, blue, alpha);
#ifdef DEBUG_WEBGL
LOGI("glColorMask red=%d,green=%d,blue=%d,alpha=%d", red, green, blue, alpha);
getError();
#endif
}
void JCLayaGL::compileShader(WebGLShader shader)
{
GLuint realID = m_pIDGenerator->getRealID(shader);
::glCompileShader(realID);
#ifdef DEBUG_WEBGL
LOGI("compileShader realID=%d,fakeShader=%d", realID,shader);
getError();
#endif
}
void JCLayaGL::compressedTexImage2D(GLenum target, GLint level, GLenum internalformat,GLsizei width, GLsizei height, GLint border, int dataSize,char* data)
{
::glCompressedTexImage2D(target, level, internalformat,width, height, border, dataSize,(GLvoid*)data);
#ifdef DEBUG_WEBGL
LOGI("compressedTexImage2D target=%d,level=%d,internalformat=%d,width=%d,height=%d,border=%d,dataSize=%d", target, level, internalformat, width, height, border, dataSize);
getError();
#endif
}
void JCLayaGL::compressedTexSubImage2D(GLenum target, GLint level,GLint xoffset, GLint yoffset,GLsizei width, GLsizei height, GLenum format, int dataSize, char* data)
{
::glCompressedTexSubImage2D(target, level,xoffset, xoffset,width, height, format, dataSize,(GLvoid*)data);
#ifdef DEBUG_WEBGL
LOGI("compressedTexSubImage2D target=%d,xoffset=%d,xoffset=%d,width=%d,height=%d,format=%d,dataSize=%d", target, level, xoffset, xoffset, width, height, format, dataSize );
getError();
#endif
}
void JCLayaGL::copyTexImage2D(GLenum target, GLint level, GLenum internalformat, GLint x, GLint y, GLsizei width, GLsizei height, GLint border)
{
::glCopyTexImage2D(target, level, internalformat, x, y, width, height, border);
#ifdef DEBUG_WEBGL
LOGI("copyTexImage2D target=%d,level=%d,internalformat=%d,x=%d,y=%d,width=%d,height=%d,border=%d", target, level, internalformat, x, y, width, height, border);
getError();
#endif
}
void JCLayaGL::copyTexSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset, GLint x, GLint y, GLsizei width, GLsizei height)
{
::glCopyTexSubImage2D(target, level, xoffset, yoffset, x, y, width, height);
#ifdef DEBUG_WEBGL
LOGI("copyTexSubImage2D target=%d,level=%d,xoffset=%d,yoffset=%d,x=%d,y=%d,width=%d,height=%d", target, level, xoffset, yoffset, x, y, width, height);
getError();
#endif
}
WebGLBuffer JCLayaGL::createBuffer(int fakeID)
{
WebGLBuffer buffer;
::glGenBuffers(1,&buffer);
m_vAllBuffer[buffer] = true;
m_pIDGenerator->setRealID(fakeID, buffer);
#ifdef DEBUG_WEBGL
LOGI("createBuffer realBuffer=%d,fakeID=%d", buffer, fakeID);
getError();
#endif
return buffer;
}
WebGLFramebuffer JCLayaGL::createFramebuffer(int fakeID)
{
WebGLFramebuffer buffer;
::glGenFramebuffers(1,&buffer);
m_vAllFrameBuffer[buffer] = true;
m_pIDGenerator->setRealID(fakeID, buffer);
#ifdef DEBUG_WEBGL
LOGI("createFramebuffer realBuffer=%d,fakeID=%d", buffer, fakeID);
getError();
#endif
return buffer;
}
WebGLProgram JCLayaGL::createProgram(int fakeID)
{
WebGLProgram program = ::glCreateProgram();
m_pIDGenerator->setRealID(fakeID, program);
m_vAllProgram[program] = true;
#ifdef DEBUG_WEBGL
LOGI("createProgram realProgram=%d,fakeID=%d", program, fakeID);
getError();
#endif
return program;
}
WebGLRenderbuffer JCLayaGL::createRenderbuffer(int fakeID)
{
WebGLRenderbuffer buffer;
::glGenRenderbuffers(1,&buffer);
m_pIDGenerator->setRealID(fakeID, buffer);
m_vAllRenderBuffer[buffer] = true;
#ifdef DEBUG_WEBGL
LOGI("createRenderbuffer realBuffer=%d,fakeID=%d", buffer, fakeID);
getError();
#endif
return buffer;
}
WebGLShader JCLayaGL::createShader(int fakeID,GLenum type)
{
WebGLShader shader = ::glCreateShader(type);
m_pIDGenerator->setRealID(fakeID, shader);
m_vAllShader[shader] = true;
#ifdef DEBUG_WEBGL
LOGI("createShader realShader=%d,fakeID=%d,type=%d", shader, fakeID,type);
getError();
#endif
return shader;
}
WebGLTexture JCLayaGL::createTexture(int fakeID)
{
GLuint tex;
glGenTextures(1,&tex);
m_pIDGenerator->setRealID(fakeID, tex);
m_vAllTexture[tex] = true;
#ifdef DEBUG_WEBGL
LOGI("createTexture realTexture=%d,fakeID=%d", tex, fakeID);
getError();
#endif
return tex;
}
void JCLayaGL::cullFace(GLenum mode)
{
::glCullFace(mode);
#ifdef DEBUG_WEBGL
LOGI("cullFace mode=%d",mode);
getError();
#endif
}
void JCLayaGL::deleteBuffer(WebGLBuffer buffer)
{
GLuint nRealID = m_pIDGenerator->getRealID(buffer);
m_pIDGenerator->deleteID(buffer);
removeBufferFromMap(nRealID);
::glDeleteBuffers(1,&nRealID);
#ifdef DEBUG_WEBGL
LOGI("deleteBuffer realID=%d,fakeID=%d", nRealID,buffer);
getError();
#endif
}
void JCLayaGL::deleteFramebuffer(WebGLFramebuffer framebuffer)
{
GLuint nRealID = m_pIDGenerator->getRealID(framebuffer);
m_pIDGenerator->deleteID(framebuffer);
removeFrameBufferFromMap(nRealID);
::glDeleteFramebuffers(1,&nRealID);
#ifdef DEBUG_WEBGL
LOGI("deleteFramebuffer realID=%d,fakeID=%d", nRealID, framebuffer);
getError();
#endif
}
void JCLayaGL::deleteProgram(WebGLProgram program)
{
GLuint nRealID = m_pIDGenerator->getRealID(program);
m_pIDGenerator->deleteID(program);
removeProgramFromMap(nRealID);
::glDeleteProgram(nRealID);
#ifdef DEBUG_WEBGL
LOGI("deleteProgram realID=%d,fakeID=%d", nRealID, program);
getError();
#endif
}
void JCLayaGL::deleteRenderbuffer(WebGLRenderbuffer renderbuffer)
{
GLuint nRealID = m_pIDGenerator->getRealID(renderbuffer);
m_pIDGenerator->deleteID(renderbuffer);
removeRenderBufferFromMap(nRealID);
::glDeleteRenderbuffers(1,&nRealID);
#ifdef DEBUG_WEBGL
LOGI("deleteRenderbuffer realID=%d,fakeID=%d", nRealID, renderbuffer);
getError();
#endif
}
void JCLayaGL::deleteShader(WebGLShader shader)
{
GLuint nRealID = m_pIDGenerator->getRealID(shader);
m_pIDGenerator->deleteID(shader);
removeShaderFromMap(nRealID);
::glDeleteShader(nRealID);
#ifdef DEBUG_WEBGL
LOGI("deleteShader realID=%d,fakeID=%d", nRealID, shader);
getError();
#endif
}
void JCLayaGL::deleteTexture(WebGLTexture texture)
{
GLuint nRealID = m_pIDGenerator->getRealID(texture);
m_pIDGenerator->deleteID(texture);
removeTextureFromMap(nRealID);
::glDeleteTextures(1,&nRealID);
#ifdef DEBUG_WEBGL
LOGI("deleteTexture realID=%d,fakeID=%d", nRealID, texture);
getError();
#endif
}
void JCLayaGL::depthFunc(GLenum func)
{
::glDepthFunc(func);
#ifdef DEBUG_WEBGL
LOGI("depthFunc func=%d", func);
getError();
#endif
}
void JCLayaGL::depthMask(GLboolean flag)
{
::glDepthMask(flag);
#ifdef DEBUG_WEBGL
LOGI("depthMask flag=%d", flag);
getError();
#endif
}
void JCLayaGL::depthRange(GLclampf zNear, GLclampf zFar)
{
::glDepthRangef(zNear,zFar);
#ifdef DEBUG_WEBGL
LOGI("depthRange zNear=%f,zFar=%f", zNear,zFar);
getError();
#endif
}
void JCLayaGL::detachShader(WebGLProgram program, WebGLShader shader)
{
GLuint realProgram = m_pIDGenerator->getRealID(program);
GLuint realShader = m_pIDGenerator->getRealID(shader);
::glDetachShader(realProgram, realShader);
#ifdef DEBUG_WEBGL
LOGI("detachShader realProgram=%d,fakeProgram=%d,realShader=%d,fakeShader=%d", realProgram, program, realShader, shader);
getError();
#endif
}
void JCLayaGL::disable(GLenum cap)
{
glDisable(cap);
#ifdef DEBUG_WEBGL
LOGI("disable cap=%d", cap);
getError();
#endif
}
void JCLayaGL::disableVertexAttribArray(GLuint index)
{
int realLoc = m_pProgramLocationTable->getRealID(index);
::glDisableVertexAttribArray(realLoc);
#ifdef DEBUG_WEBGL
LOGI("disableVertexAttribArray realLoc=%d index=%d", realLoc,index);
getError();
#endif
}
void JCLayaGL::drawArrays(GLenum mode, GLint first, GLsizei count)
{
if (m_nCurrentProgram == 0 || m_nCurrentBuffer == 0)return;
::glDrawArrays(mode,first,count);
#ifdef DEBUG_WEBGL
LOGI("drawArrays mode=%d,first=%d,count=%d", mode,first,count);
getError();
#endif
}
void JCLayaGL::drawElements(GLenum mode, GLsizei count, GLenum type, GLintptr offset)
{
if (m_nCurrentProgram == 0 /* || m_nCurrentBuffer == 0 */ )return;
::glDrawElements(mode,count,type,(void*)offset);
#ifdef DEBUG_WEBGL
LOGI("drawElements mode=%d,count=%d,type=%d,offset=%d", mode, count, type,offset);
getError();
#endif
}
void JCLayaGL::enable(GLenum cap)
{
::glEnable(cap);
#ifdef DEBUG_WEBGL
LOGI("enable cap=%d",cap);
getError();
#endif
}
void JCLayaGL::enableVertexAttribArray(GLuint index)
{
::glEnableVertexAttribArray(index);
#ifdef DEBUG_WEBGL
LOGI("enableVertexAttribArray index=%d", index);
getError();
#endif
}
void JCLayaGL::finish()
{
::glFinish();
#ifdef DEBUG_WEBGL
LOGI("finish");
getError();
#endif
}
void JCLayaGL::flush()
{
::glFlush();
#ifdef DEBUG_WEBGL
LOGI("flush");
getError();
#endif
}
void JCLayaGL::framebufferRenderbuffer(GLenum target, GLenum attachment, GLenum renderbuffertarget, WebGLRenderbuffer renderbuffer)
{
int realID = (renderbuffer == 0) ? 0 : m_pIDGenerator->getRealID(renderbuffer);
::glFramebufferRenderbuffer(target,attachment,renderbuffertarget, realID);
#ifdef DEBUG_WEBGL
LOGI("framebufferRenderbuffer target=%d,attachment=%d,renderbuffertarget=%d,realID=%d,fakeID=%d",target,attachment,renderbuffertarget,realID,renderbuffer);
getError();
#endif
}
void JCLayaGL::framebufferTexture2D(GLenum target, GLenum attachment, GLenum textarget, WebGLTexture texture, GLint level)
{
int realID = (texture == 0) ? 0 : m_pIDGenerator->getRealID(texture);
::glFramebufferTexture2D(target,attachment,textarget, realID,level);
#ifdef DEBUG_WEBGL
LOGI("framebufferTexture2D target=%d,attachment=%d,textarget=%d,level=%d,realID=%d,fakeID=%d", target, attachment, textarget, level, realID, texture );
getError();
#endif
}
void JCLayaGL::frontFace(GLenum mode)
{
::glFrontFace(mode);
#ifdef DEBUG_WEBGL
LOGI("frontFace mode=%d",mode);
getError();
#endif
}
void JCLayaGL::generateMipmap(GLenum target)
{
::glGenerateMipmap(target);
#ifdef DEBUG_WEBGL
LOGI("generateMipmap target=%d", target);
getError();
#endif
}
GLint JCLayaGL::getAttribLocation(WebGLProgram program, const std::string& name)
{
GLuint realProgram = m_pIDGenerator->getRealID(program);
WebGLUniformLocation realLoc = glGetAttribLocation(realProgram, name.c_str());
#ifdef DEBUG_WEBGL
LOGI("getAttribLocation realProgram=%d,realLoc=%d,name=%s", realProgram, realLoc, name.c_str());
getError();
#endif
return realLoc;
}
GLint JCLayaGL::getBufferParameter(GLenum target, GLenum pname)
{
GLint params;
::glGetBufferParameteriv(target,pname,&params);
#ifdef DEBUG_WEBGL
LOGI("getBufferParameter target=%d,name=%d",target,pname);
getError();
#endif
return params;
}
GLint JCLayaGL::getParameter(GLenum pname,int fakeID)
{
#ifdef DEBUG_WEBGL
LOGI("getParameter name=%d", pname);
getError();
#endif
return 0;
}
GLenum JCLayaGL::getError()
{
GLenum nError = glGetError();
if (nError != GL_NO_ERROR)
{
LOGE("GL_ERROR (0x%x)", nError);
}
return nError;
}
GLint JCLayaGL::getFramebufferAttachmentParameter(GLenum target, GLenum attachment,GLenum pname)
{
GLint params;
::glGetFramebufferAttachmentParameteriv(target,attachment,pname,&params);
#ifdef DEBUG_WEBGL
LOGI("getFramebufferAttachmentParameter target=%d,attachment=%d,name=%d",target,attachment,pname);
getError();
#endif
return params;
}
GLint JCLayaGL::getProgramParameter(WebGLProgram program, GLenum pname)
{
int realProgram = m_pIDGenerator->getRealID(program);
GLint params;
::glGetProgramiv(realProgram,pname,&params);
#ifdef DEBUG_WEBGL
LOGI("getProgramParameter realProgram=%d,program=%d,name=%d",realProgram,program,pname);
getError();
#endif
return params;
}
std::string JCLayaGL::getProgramInfoLog(WebGLProgram program)
{
int realProgram = m_pIDGenerator->getRealID(program);
int infoLen = getShaderParameter(realProgram,GL_INFO_LOG_LENGTH);
char *buffer = new char[infoLen];
GLsizei length;
::glGetProgramInfoLog(realProgram,infoLen,&length,buffer);
std::string result(buffer);
delete [] buffer;
#ifdef DEBUG_WEBGL
LOGI("getProgramInfoLog");
getError();
#endif
return result;
}
GLint JCLayaGL::getRenderbufferParameter(GLenum target, GLenum pname)
{
GLint params;
::glGetRenderbufferParameteriv(target,pname,&params);
#ifdef DEBUG_WEBGL
LOGI("getRenderbufferParameter target=%d,name=%d", target, pname);
getError();
#endif
return params;
}
GLint JCLayaGL::getShaderParameter(WebGLShader shader, GLenum pname)
{
int realShader = m_pIDGenerator->getRealID(shader);
GLint params;
::glGetShaderiv(realShader,pname,&params);
#ifdef DEBUG_WEBGL
LOGI("getShaderParameter realShader=%d,fakeShader=%d,name=%d", realShader,shader,pname);
getError();
#endif
return params;
}
std::string JCLayaGL::getShaderInfoLog(WebGLShader shader)
{
int realShader = m_pIDGenerator->getRealID(shader);
GLint length;
::glGetShaderiv((GLuint)realShader, GL_INFO_LOG_LENGTH, &length);
GLsizei size;
GLchar* info = (GLchar*) malloc(length);
if (!info)
{
return "";
}
::glGetShaderInfoLog((GLuint)realShader, length, &size, info);
std::string s(info);
free(info);
#ifdef DEBUG_WEBGL
LOGI("getShaderInfoLog");
getError();
#endif
return s;
}
std::string JCLayaGL::getShaderSource(WebGLShader shader)
{
int realShader = m_pIDGenerator->getRealID(shader);
GLint length;
::glGetShaderiv((GLuint)realShader, GL_SHADER_SOURCE_LENGTH, &length);
GLsizei size;
GLchar* info = (GLchar*) malloc(length);
if (!info)
{
return "";
}
::glGetShaderSource((GLuint)realShader, length, &size, info);
std::string s(info);
free(info);
#ifdef DEBUG_WEBGL
LOGI("getShaderSource");
getError();
#endif
return s;
}
GLint JCLayaGL::getTexParameter(GLenum target, GLenum pname)
{
GLint params;
::glGetTexParameteriv(target,pname,&params);
#ifdef DEBUG_WEBGL
LOGI("getTexParameter target=%d,name=%d",target, pname);
getError();
#endif
return params;
}
GLint JCLayaGL::getUniform(WebGLProgram program, WebGLUniformLocation location)
{
int realProgram = m_pIDGenerator->getRealID(program);
GLint value;
::glGetUniformiv(realProgram, location, &value);
#ifdef DEBUG_WEBGL
LOGI("getUniform");
getError();
#endif
return value;
}
WebGLUniformLocation JCLayaGL::getUniformLocation(WebGLProgram program,int fakeLoc, const std::string& name)
{
GLuint realProgram = m_pIDGenerator->getRealID(program);
WebGLUniformLocation realLoc = glGetUniformLocation(realProgram, name.c_str());
m_pProgramLocationTable->setRealID(fakeLoc, realLoc);
#ifdef DEBUG_WEBGL
LOGI("getUniformLocation realProgrm=%d,fakeProgram=%d,realLoc=%d,fakeLoc=%d,name=%s",realProgram,program,realLoc,fakeLoc,name.c_str());
getError();
#endif
return realLoc;
}
GLint JCLayaGL::getVertexAttrib(GLuint index, GLenum pname)
{
GLint value;
::glGetVertexAttribiv(index,pname,&value);
#ifdef DEBUG_WEBGL
LOGI("getVertexAttrib index=%d,name=%d",index,pname);
getError();
#endif
return value;
}
GLsizeiptr JCLayaGL::getVertexAttribOffset(GLuint index, GLenum pname)
{
LOGW("Can't support webgl getVertexAttribOffset(...) function");
return NULL;
}
void JCLayaGL::hint(GLenum target, GLenum mode)
{
::glHint(target, mode);
#ifdef DEBUG_WEBGL
LOGI("hint target=%d,mode=%d", target,mode);
getError();
#endif
}
GLboolean JCLayaGL::isBuffer(WebGLBuffer buffer)
{
#ifdef DEBUG_WEBGL
LOGI("isBuffer");
#endif
return ::glIsBuffer(m_pIDGenerator->getRealID(buffer));
}
GLboolean JCLayaGL::isEnabled(GLenum cap)
{
#ifdef DEBUG_WEBGL
LOGI("isEnabled cap=%d",cap);
#endif
return ::glIsEnabled(cap);
}
GLboolean JCLayaGL::isFramebuffer(WebGLFramebuffer framebuffer)
{
#ifdef DEBUG_WEBGL
LOGI("isFramebuffer");
#endif
return ::glIsFramebuffer(m_pIDGenerator->getRealID(framebuffer));
}
GLboolean JCLayaGL::isProgram(WebGLProgram program)
{
#ifdef DEBUG_WEBGL
LOGI("isProgram");
#endif
return ::glIsProgram(m_pIDGenerator->getRealID(program));
}
GLboolean JCLayaGL::isRenderbuffer(WebGLRenderbuffer renderbuffer)
{
#ifdef DEBUG_WEBGL
LOGI("isRenderbuffer");
#endif
return ::glIsRenderbuffer(m_pIDGenerator->getRealID(renderbuffer));
}
GLboolean JCLayaGL::isShader(WebGLShader shader)
{
#ifdef DEBUG_WEBGL
LOGI("isShader");
#endif
return ::glIsShader(m_pIDGenerator->getRealID(shader));
}
GLboolean JCLayaGL::isTexture(WebGLTexture texture)
{
#ifdef DEBUG_WEBGL
LOGI("isTexture");
#endif
return ::glIsTexture(m_pIDGenerator->getRealID(texture));
}
void JCLayaGL::lineWidth(GLfloat width)
{
::glLineWidth(width);
#ifdef DEBUG_WEBGL
LOGI("lineWidth width=%f", width);
getError();
#endif
}
void JCLayaGL::linkProgram(WebGLProgram program)
{
int realID = m_pIDGenerator->getRealID(program);
::glLinkProgram(realID);
#ifdef DEBUG_WEBGL
LOGI("linkProgram realProgram=%d,program=%d", realID,program);
getError();
#endif
}
void JCLayaGL::pixelStorei(GLenum pname, GLint param)
{
switch (pname)
{
case GL_UNPACK_ALIGNMENT:
case GL_PACK_ALIGNMENT:
return;
break;
case 0x9240://UNPACK_FLIP_Y_WEBGL
m_bFlipY = (param != 0);
break;
}
::glPixelStorei(pname, param);
#ifdef DEBUG_WEBGL
LOGI("pixelStorei name=%d,param=%d", pname, param);
getError();
#endif
}
void JCLayaGL::polygonOffset(GLfloat factor, GLfloat units)
{
::glPolygonOffset(factor,units);
#ifdef DEBUG_WEBGL
LOGI("polygonOffset factor=%f,units=%f", factor,units);
getError();
#endif
}
void JCLayaGL::renderbufferStorage(GLenum target, GLenum internalformat, GLsizei width, GLsizei height)
{
if (internalformat == GL_DEPTH_STENCIL)
{
internalformat = GL_DEPTH24_STENCIL8;
}
::glRenderbufferStorage( target, internalformat, width, height);
#ifdef DEBUG_WEBGL
LOGI("renderbufferStorage target=%d, internalformat=%d, width=%d, height=%d", target, internalformat, width, height);
getError();
#endif
}
void JCLayaGL::sampleCoverage(GLclampf value, GLboolean invert)
{
::glSampleCoverage(value,invert);
#ifdef DEBUG_WEBGL
LOGI("sampleCoverage value=%f, invert=%d",value,invert);
getError();
#endif
}
void JCLayaGL::scissor(GLint x, GLint y, GLsizei width, GLsizei height)
{
GLint nFrameBuffer = 0;
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &nFrameBuffer);
if (nFrameBuffer == m_nMainFrameBuffer)
{
int nCanvasHeight = this->m_nMainCanvasHeight * JCLayaGL::s_fMainCanvasScaleY;
int nX = JCLayaGL::s_fMainCanvasTX + x * s_fMainCanvasScaleX;
int nY = (g_nInnerHeight - JCLayaGL::s_fMainCanvasTY - nCanvasHeight) + y * s_fMainCanvasScaleY;
::glScissor(nX, nY, (int)(width*s_fMainCanvasScaleX), (int)(height*s_fMainCanvasScaleY));
}
else
{
::glScissor(x , y , width , height );
}
#ifdef DEBUG_WEBGL
LOGI("scissor x=%d,y=%d,width=%d,height=%d",x,y,width,height);
getError();
#endif
}
void JCLayaGL::shaderSource(WebGLShader shader, const std::string& source)
{
GLuint realShader = m_pIDGenerator->getRealID(shader);
const char* sBuffer = source.c_str();
int length = source.length();
::glShaderSource(realShader, 1, &sBuffer, &length);
#ifdef DEBUG_WEBGL
LOGI("shaderSource realShader=%d,shader=%d,source=%s",realShader,shader, sBuffer);
getError();
#endif
}
void JCLayaGL::stencilFunc(GLenum func, GLint ref, GLuint mask)
{
::glStencilFunc(func, ref, mask);
#ifdef DEBUG_WEBGL
LOGI("stencilFunc func=%d, ref=%d, mask=%d",func,ref,mask);
getError();
#endif
}
void JCLayaGL::stencilFuncSeparate(GLenum face, GLenum func, GLint ref, GLuint mask)
{
::glStencilFuncSeparate(face, func,ref, mask);
#ifdef DEBUG_WEBGL
LOGI("stencilFuncSeparate face=%d,func=%d,ref=%d,mask=%d",face,func,ref,mask);
getError();
#endif
}
void JCLayaGL::stencilMask(GLuint mask)
{
::glStencilMask(mask);
#ifdef DEBUG_WEBGL
LOGI("stencilMask mask=%d",mask);
getError();
#endif
}
void JCLayaGL::stencilMaskSeparate(GLenum face, GLuint mask)
{
::glStencilMaskSeparate(face, mask);
#ifdef DEBUG_WEBGL
LOGI("stencilMaskSeparate face=%d,mask=%d", face,mask);
getError();
#endif
}
void JCLayaGL::stencilOp(GLenum fail, GLenum zfail, GLenum zpass)
{
::glStencilOp(fail, zfail, zpass);
#ifdef DEBUG_WEBGL
LOGI("stencilOp fail=%d,zfail=%d,zpass=%d", fail, zfail,zpass);
getError();
#endif
}
void JCLayaGL::stencilOpSeparate(GLenum face, GLenum fail, GLenum zfail, GLenum zpass)
{
::glStencilOpSeparate(face, fail, zfail, zpass);
#ifdef DEBUG_WEBGL
LOGI("stencilOpSeparate face=%d,fail=%d,zfail=%d,zpass=%d", face, fail, zfail, zpass);
getError();
#endif
}
void JCLayaGL::_texImage2D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, const void* pixels)
{
if (format != GL_RGBA) {
::glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
}
if (pixels == NULL)
{
int byte = 1;
if (type != GL_UNSIGNED_BYTE)//GL_HALF_FLOAT 等
byte = 2;
if (width * height * sizeof(int) * byte <= TEX_IMAGE2D_DUMMY_MAX_SIZE)
{
memset(m_pDummyData, 0, TEX_IMAGE2D_DUMMY_MAX_SIZE);
::glTexImage2D(target, level, internalformat, width, height, border, format, type, m_pDummyData);
}
else
{
char* pDummyData = new char[width * height * 4 * byte];
memset(pDummyData, 0, width * height * 4 * byte);
::glTexImage2D(target, level, internalformat, width, height, border, format, type, pDummyData);
delete[] pDummyData;
}
}
else
{
::glTexImage2D(target, level, internalformat, width, height, border, format, type, pixels);
}
if (format != GL_RGBA) {
::glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
}
}
void JCLayaGL::flipY(GLenum format, GLsizei width, GLsizei height, void* pixels)
{
int len = 0;
switch (format)
{
case GL_RGBA:
len = width * 4;
break;
case GL_RGB:
len = width * 3;
break;
case GL_ALPHA:
len = width;
break;
default:
break;
}
unsigned char* nPixels = (unsigned char*)pixels;
unsigned char* temp = new unsigned char[len];
for (size_t i = 0, n = height / 2; i < n; i++)
{
unsigned char* p1 = nPixels + i * len;
unsigned char* p2 = nPixels + (height - i - 1) * len;
memcpy(temp, p1, len);
memcpy(p1, p2, len);
memcpy(p2, temp, len);
}
delete[] temp;
}
void JCLayaGL::texImage2D(GLenum target, GLint level, GLenum internalformat, GLsizei width, GLsizei height, GLint border, GLenum format, GLenum type, void* pixels )
{
if (m_bFlipY)
{
flipY(format, width, height, pixels);
}
_texImage2D(target, level, internalformat, width, height, border, format, type, pixels);
#ifdef DEBUG_WEBGL
LOGI("texImage2D target=%d,level=%d,internalformat=%d,width=%d,height=%d,border=%d,format=%d,type=%d", target, level, internalformat, width, height, border, format, type);
getError();
#endif
}
void JCLayaGL::texSubImage2D(GLenum target, GLint level, GLint xoffset, GLint yoffset,GLsizei width, GLsizei height, GLenum format, GLenum type, void* pixels )
{
if (m_bFlipY)
{
flipY(format, width, height, pixels);
}
if (format != GL_RGBA)
{
::glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
::glTexSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixels);
::glPixelStorei(GL_UNPACK_ALIGNMENT, 4);
}
else
{
::glTexSubImage2D(target, level, xoffset, yoffset, width, height, format, type, pixels);
}
#ifdef DEBUG_WEBGL
LOGI("texSubImage2D target=%d,level=%d,xoffset=%d,yoffset=%d,width=%d,height=%d,format=%d,type=%d", target, level, xoffset, yoffset, width, height, format, type);
getError();
#endif
}
void JCLayaGL::texParameterf(GLenum target, GLenum pname, GLfloat param)
{
::glTexParameterf(target, pname, param);
#ifdef DEBUG_WEBGL
LOGI("texParameterf target=%d,name=%d,param=%f",target,pname,param);
getError();
#endif
}
void JCLayaGL::texParameteri(GLenum target, GLenum pname, GLint param)
{
::glTexParameteri(target, pname, param);
#ifdef DEBUG_WEBGL
LOGI("texParameteri target=%d,name=%d,param=%d", target, pname, param);
getError();
#endif
}
void JCLayaGL::uniform1f(WebGLUniformLocation location, GLfloat x)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform1f(realLoc,x);
#ifdef DEBUG_WEBGL
LOGI("uniform1f realLoc=%d,fakeLoc=%d",realLoc,location);
getError();
#endif
}
void JCLayaGL::uniform1fv(WebGLUniformLocation location, int byteSize, const GLfloat* v )
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform1fv(realLoc, byteSize,v );
#ifdef DEBUG_WEBGL
LOGI("glUniform1fv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform1i(WebGLUniformLocation location, GLint x)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform1i(realLoc, x);
#ifdef DEBUG_WEBGL
LOGI("uniform1i realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform1iv(WebGLUniformLocation location, int byteSize,const GLint* v )
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform1iv(realLoc, byteSize,v );
#ifdef DEBUG_WEBGL
LOGI("uniform1iv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform2f(WebGLUniformLocation location, GLfloat x, GLfloat y)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform2f(realLoc, x,y);
#ifdef DEBUG_WEBGL
LOGI("uniform2f realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform2fv(WebGLUniformLocation location, int byteSize, const GLfloat* v )
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform2fv(realLoc, byteSize,v );
#ifdef DEBUG_WEBGL
LOGI("glUniform2fv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform2i(WebGLUniformLocation location, GLint x, GLint y)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform2i(realLoc, x ,y);
#ifdef DEBUG_WEBGL
LOGI("uniform2i realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform2iv(WebGLUniformLocation location, int byteSize, const GLint* v)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform2iv(realLoc, byteSize,v );
#ifdef DEBUG_WEBGL
LOGI("uniform2iv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform3f(WebGLUniformLocation location, GLfloat x, GLfloat y, GLfloat z)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform3f(realLoc, x, y, z);
#ifdef DEBUG_WEBGL
LOGI("uniform3f realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform3fv(WebGLUniformLocation location, int byteSize, const GLfloat* v )
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform3fv(realLoc, byteSize,v );
#ifdef DEBUG_WEBGL
LOGI("uniform3fv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform3i(WebGLUniformLocation location, GLint x, GLint y, GLint z)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform3i(realLoc,x, y, z);
#ifdef DEBUG_WEBGL
LOGI("uniform3i realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform3iv(WebGLUniformLocation location, int byteSize, const GLint* v )
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform3iv(realLoc, byteSize,v );
#ifdef DEBUG_WEBGL
LOGI("uniform3iv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform4f(WebGLUniformLocation location, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform4f(realLoc, x, y, z, w);
#ifdef DEBUG_WEBGL
LOGI("uniform4f realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform4fv(WebGLUniformLocation location, int byteSize, const GLfloat* v )
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform4fv(realLoc, byteSize,v );
#ifdef DEBUG_WEBGL
LOGI("uniform4fv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform4i(WebGLUniformLocation location, GLint x, GLint y, GLint z, GLint w)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform4i(realLoc, x, y, z, w);
#ifdef DEBUG_WEBGL
LOGI("uniform4i realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniform4iv(WebGLUniformLocation location, int byteSize, const GLint* v )
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniform4iv(realLoc, byteSize,v );
#ifdef DEBUG_WEBGL
LOGI("uniform4iv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniformMatrix2fv(WebGLUniformLocation location, int byteSize,GLboolean transpose,GLfloat* value)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniformMatrix2fv(realLoc, byteSize,transpose,value);
#ifdef DEBUG_WEBGL
LOGI("uniformMatrix2fv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniformMatrix3fv(WebGLUniformLocation location, int byteSize,GLboolean transpose,GLfloat* value)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniformMatrix3fv(realLoc, byteSize,transpose,value);
#ifdef DEBUG_WEBGL
LOGI("uniformMatrix3fv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::uniformMatrix4fv(WebGLUniformLocation location, int byteSize,GLboolean transpose,GLfloat* value)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(location);
::glUniformMatrix4fv(realLoc, byteSize,transpose,value);
#ifdef DEBUG_WEBGL
LOGI("uniformMatrix4fv realLoc=%d,fakeLoc=%d", realLoc, location);
getError();
#endif
}
void JCLayaGL::useProgram(WebGLProgram program)
{
int realID = m_pIDGenerator->getRealID(program);
m_nCurrentProgram = realID;
::glUseProgram(realID);
#ifdef DEBUG_WEBGL
LOGI("useProgram realProgram=%d,fakeProgram=%d", realID, program);
getError();
#endif
}
void JCLayaGL::validateProgram(WebGLProgram program)
{
int realID = m_pIDGenerator->getRealID(program);
::glValidateProgram(realID);
#ifdef DEBUG_WEBGL
LOGI("validateProgram realProgram=%d,fakeProgram=%d", realID, program);
getError();
#endif
}
void JCLayaGL::vertexAttrib1f(GLuint index, GLfloat x)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(index);
::glVertexAttrib1f(realLoc,x);
#ifdef DEBUG_WEBGL
LOGI("vertexAttrib1f realLoc=%d,index=%d", realLoc, index);
getError();
#endif
}
void JCLayaGL::vertexAttrib1fv(GLuint index, GLfloat* values)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(index);
::glVertexAttrib1fv(realLoc,values);
#ifdef DEBUG_WEBGL
LOGI("vertexAttrib1fv realLoc=%d,index=%d", realLoc, index);
getError();
#endif
}
void JCLayaGL::vertexAttrib2f(GLuint index, GLfloat x, GLfloat y)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(index);
::glVertexAttrib2f(realLoc,x,y);
#ifdef DEBUG_WEBGL
LOGI("vertexAttrib2f realLoc=%d,index=%d", realLoc, index);
getError();
#endif
}
void JCLayaGL::vertexAttrib2fv(GLuint index, GLfloat* values)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(index);
glVertexAttrib2fv(realLoc,values);
#ifdef DEBUG_WEBGL
LOGI("vertexAttrib2fv realLoc=%d,index=%d", realLoc, index);
getError();
#endif
}
void JCLayaGL::vertexAttrib3f(GLuint index, GLfloat x, GLfloat y, GLfloat z)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(index);
::glVertexAttrib3f(realLoc,x,y,z);
#ifdef DEBUG_WEBGL
LOGI("vertexAttrib3f realLoc=%d,index=%d", realLoc, index);
getError();
#endif
}
void JCLayaGL::vertexAttrib3fv(GLuint index, GLfloat* values)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(index);
::glVertexAttrib3fv(realLoc,values);
#ifdef DEBUG_WEBGL
LOGI("vertexAttrib3fv realLoc=%d,index=%d", realLoc, index);
getError();
#endif
}
void JCLayaGL::vertexAttrib4f(GLuint index, GLfloat x, GLfloat y, GLfloat z, GLfloat w)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(index);
::glVertexAttrib4f(realLoc, x, y, z, w);
#ifdef DEBUG_WEBGL
LOGI("vertexAttrib4f realLoc=%d,index=%d", realLoc, index);
getError();
#endif
}
void JCLayaGL::vertexAttrib4fv(GLuint index, GLfloat *values)
{
GLuint realLoc = m_pProgramLocationTable->getRealID(index);
::glVertexAttrib4fv(realLoc,values);
#ifdef DEBUG_WEBGL
LOGI("glVertexAttrib4fv realLoc=%d,index=%d", realLoc, index);
getError();
#endif
}
void JCLayaGL::vertexAttribPointer(GLuint index, GLint size, GLenum type, GLboolean normalized, GLsizei stride, GLintptr offset)
{
::glVertexAttribPointer(index,size,type,normalized,stride,(void*)offset);
#ifdef DEBUG_WEBGL
LOGI("vertexAttribPointer index=%d,size=%d,type=%d,normalized=%d,stride=%d", index,size, type, normalized, stride);
getError();
#endif
}
void JCLayaGL::viewport(GLint x, GLint y, GLsizei width, GLsizei height)
{
if (width == 0 || height == 0)
{
return;
}
GLint nFrameBuffer = 0;
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &nFrameBuffer);
if (nFrameBuffer == m_nMainFrameBuffer)
{
int nCanvasHeight = this->m_nMainCanvasHeight * JCLayaGL::s_fMainCanvasScaleY;
int nX = JCLayaGL::s_fMainCanvasTX + x * s_fMainCanvasScaleX;
int nY = (g_nInnerHeight - JCLayaGL::s_fMainCanvasTY - nCanvasHeight) + y * s_fMainCanvasScaleY;
::glViewport(nX, nY, (int)(width*s_fMainCanvasScaleX), (int)(height*s_fMainCanvasScaleY));
}
else
{
::glViewport(x, y, width,height);
}
//#ifdef __APPLE__
// saveViewPortRect(x,y,width,height);
//#endif
#ifdef DEBUG_WEBGL
LOGI("viewport x=%d,y=%d,width=%d,height=%d",x,y,width,height);
getError();
#endif
}
int JCLayaGL::createVertexArray(int fakeID)
{
GLuint vao = 0;
_createVertexArray(vao);
m_vAllVAO[vao] = true;
m_pIDGenerator->setRealID(fakeID, vao);
#ifdef DEBUG_WEBGL
LOGI("createVertextArray realBuffer=%d,fakeID=%d", vao, fakeID);
getError();
#endif
return vao;
}
void JCLayaGL::bindVertexArray(int fakeID)
{
int realID = (fakeID == 0) ? 0 : m_pIDGenerator->getRealID(fakeID);
_bindVertexArray(realID);
#ifdef DEBUG_WEBGL
LOGI("bindVertextArray realBuffer=%d,fakeBuffer=%d", realID, fakeID);
getError();
#endif
}
void JCLayaGL::deleteVertexArray(int fakeID)
{
GLuint realID = (fakeID == 0) ? 0 : m_pIDGenerator->getRealID(fakeID);
_deleteVertexArray(realID);
removeVAOFromMap(realID);
#ifdef DEBUG_WEBGL
LOGI("deleteVertextArray realBuffer=%d,fakeBuffer=%d", realID, fakeID);
getError();
#endif
}
void JCLayaGL::_createVertexArray(GLuint& vao)
{
glGenVertexArrays(1, &vao);
}
void JCLayaGL::_bindVertexArray(GLuint vao)
{
glBindVertexArray(vao);
}
void JCLayaGL::_deleteVertexArray(GLuint& vao)
{
glDeleteVertexArrays(1, &vao);
}
void JCLayaGL::vertexAttribDivisor(GLuint index, GLuint divisor)
{
if (!s_nGLCaps&(1 << 6))
return;
glVertexAttribDivisor(index, divisor);
}
void JCLayaGL::drawArraysInstanced(GLenum mode, GLint first, GLsizei count, GLsizei primcount)
{
if (!s_nGLCaps&(1 << 6))
return;
glDrawArraysInstanced(mode, first, count, primcount);
}
void JCLayaGL::drawElementsInstanced(GLenum mode, GLsizei count, GLenum type, GLintptr indices, GLsizei primcount)
{
if (!s_nGLCaps&(1 << 6))
return;
glDrawElementsInstanced(mode, count, type, (const void*)indices, primcount);
}
void JCLayaGL::readPixels(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, GLvoid* pixels)
{
::glReadPixels(x, y, width, height, format, type, (GLvoid*)pixels);
#ifdef DEBUG_WEBGL
LOGI("readPixels x=%d,y=%d,width=%d,height=%d,format=%d,type=%d", x, y, width, height, format, type);
getError();
#endif
}
void JCLayaGL::useCommandEncoder(int nCmdSetID)
{
JCArrayBufferManager::ArrayBufferContent* pCmd = m_pArrayBufferManager->getArrayBuffer(nCmdSetID);
JCLayaGLDispatch::dispatchAllCmds(pCmd->getCommandEncoderBuffer());
}
void JCLayaGL::deleteAllGLRes()
{
m_bFlipY = false;
m_nCurrentBuffer = 0;
m_nCurrentProgram = 0;
for (auto texture : m_vAllTexture)
{
::glDeleteTextures(1, &(texture.first));
}
m_vAllTexture.clear();
for (auto frambuffer : m_vAllFrameBuffer)
{
::glDeleteFramebuffers(1, &(frambuffer.first));
}
m_vAllFrameBuffer.clear();
for (auto program : m_vAllProgram)
{
::glDeleteProgram(program.first);
}
m_vAllProgram.clear();
for (auto s : m_vAllShader)
{
::glDeleteShader(s.first);
}
m_vAllShader.clear();
for (auto renderBuffer : m_vAllRenderBuffer)
{
::glDeleteRenderbuffers(1, &(renderBuffer.first));
}
m_vAllRenderBuffer.clear();
for (auto buffer : m_vAllBuffer)
{
::glDeleteBuffers(1, &(buffer.first));
}
m_vAllBuffer.clear();
for (auto vao : m_vAllVAO)
{
glDeleteVertexArrays(1, &(vao.first));
}
m_vAllVAO.clear();
}
void JCLayaGL::removeTextureFromMap(GLuint texture)
{
std::unordered_map<GLuint, bool>::iterator iter = m_vAllTexture.find(texture);
if (iter != m_vAllTexture.end())
{
m_vAllTexture.erase(iter);
}
}
void JCLayaGL::removeFrameBufferFromMap(GLuint frameBuffer)
{
std::unordered_map<GLuint, bool>::iterator iter = m_vAllFrameBuffer.find(frameBuffer);
if (iter != m_vAllFrameBuffer.end())
{
m_vAllFrameBuffer.erase(iter);
}
}
void JCLayaGL::removeProgramFromMap(GLuint program)
{
std::unordered_map<GLuint, bool>::iterator iter = m_vAllProgram.find(program);
if (iter != m_vAllProgram.end())
{
m_vAllProgram.erase(iter);
}
}
void JCLayaGL::removeShaderFromMap(GLuint shader)
{
std::unordered_map<GLuint, bool>::iterator iter = m_vAllShader.find(shader);
if (iter != m_vAllShader.end())
{
m_vAllShader.erase(iter);
}
}
void JCLayaGL::removeRenderBufferFromMap(GLuint renderBuffer)
{
std::unordered_map<GLuint, bool>::iterator iter = m_vAllRenderBuffer.find(renderBuffer);
if (iter != m_vAllRenderBuffer.end())
{
m_vAllRenderBuffer.erase(iter);
}
}
void JCLayaGL::removeBufferFromMap(GLuint buffer)
{
std::unordered_map<GLuint, bool>::iterator iter = m_vAllBuffer.find(buffer);
if (iter != m_vAllBuffer.end())
{
m_vAllBuffer.erase(iter);
}
}
void JCLayaGL::removeVAOFromMap(GLuint VAO)
{
std::unordered_map<GLuint, bool>::iterator iter = m_vAllVAO.find(VAO);
if (iter != m_vAllVAO.end())
{
m_vAllVAO.erase(iter);
}
}
void JCLayaGL::readPixelsAsync(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, int callbackObjID, int funcID)
{
_readPixelsAsync(x, y, width, height, format, type, callbackObjID, funcID);
}
void JCLayaGL::_readPixelsAsync(GLint x, GLint y, GLsizei width, GLsizei height, GLenum format, GLenum type, int callbackObjID, int funcID)
{
if (x < 0 || y < 0 || width <= 0 || height <= 0)
return;
int bytes = 0;
int bytesPerRow = 0;
int comp = 0;
switch (format)
{
case GL_ALPHA:
comp = 1;
break;
case GL_RGB:
comp = 3;
break;
case GL_RGBA:
comp = 4;
break;
default:
LOGE("LayaGL Invalid parameter");
return;
break;
}
switch (type)
{
case GL_UNSIGNED_BYTE:
bytesPerRow = width * comp;
bytes = bytesPerRow * height;
break;
case GL_UNSIGNED_SHORT_5_6_5:
if (format != GL_RGB)
{
LOGE("LayaGL Invalid operation");
return;
}
bytesPerRow = width * 2;
bytes = bytesPerRow * height;
break;
case GL_UNSIGNED_SHORT_4_4_4_4:
case GL_UNSIGNED_SHORT_5_5_5_1:
if (format != GL_RGBA)
{
LOGE("LayaGL Invalid operation");
return;
}
bytesPerRow = width * 2;
bytes = bytesPerRow * height;
break;
case GL_FLOAT:
bytesPerRow = width * 4 * comp;;
bytes = bytesPerRow * height;
break;
default:
LOGE("LayaGL Invalid parameter");
return;
break;
}
unsigned char* pPixels = new unsigned char[bytes];
//JCLayaGL::finish();
//JCLayaGL::pixelStorei(GL_PACK_ALIGNMENT, 1);
JCLayaGL::readPixels(x, y, width, height, GL_RGBA, GL_UNSIGNED_BYTE, pPixels);
//JCLayaGL::pixelStorei(GL_UNPACK_ALIGNMENT, 4);
JCConchBridge::getPixelsRenderToJS(pPixels, bytes, width, height, callbackObjID, funcID);
}
void JCLayaGL::texStorage2D(GLenum target, GLsizei levels, GLenum internalformat, GLsizei width, GLsizei height)
{
::glTexStorage2D(target, levels, internalformat, width, height);
#ifdef DEBUG_WEBGL
LOGI("glTexStorage2D");
getError();
#endif
}
void JCLayaGL::texImage2DCanvas(GLsizei width, GLsizei height, int canvas)
{
//todo 其他格式 预乘alpha
GLint last_texture;
glGetIntegerv(GL_TEXTURE_BINDING_2D, &last_texture);
#ifdef DEBUG_WEBGL
getError();
#endif
static std::vector<unsigned char> cbuffer;
int pixelSize = width * height * 4;
cbuffer.resize(pixelSize);
int src = m_pIDGenerator->getRealID(canvas);
GLint previousFrameBuffer;
GLint previousRenderBuffer;
glGetIntegerv(GL_FRAMEBUFFER_BINDING, &previousFrameBuffer);
glGetIntegerv(GL_RENDERBUFFER_BINDING, &previousRenderBuffer);
#ifdef DEBUG_WEBGL
getError();
#endif
GLuint viewFrameBuffer = 0;
glGenFramebuffers(1, &viewFrameBuffer);
#ifdef DEBUG_WEBGL
getError();
#endif
glBindFramebuffer(GL_FRAMEBUFFER, viewFrameBuffer);
#ifdef DEBUG_WEBGL
getError();
#endif
GLuint viewRenderBuffer = 0;
glGenRenderbuffers(1, &viewRenderBuffer);
#ifdef DEBUG_WEBGL
getError();
#endif
glBindRenderbuffer(GL_RENDERBUFFER, viewRenderBuffer);
#ifdef DEBUG_WEBGL
getError();
#endif
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, src, 0);
#ifdef DEBUG_WEBGL
getError();
#endif
GLint preUnpackAlignment;
glGetIntegerv(GL_UNPACK_ALIGNMENT, &preUnpackAlignment);
#ifdef DEBUG_WEBGL
getError();
#endif
::glPixelStorei(GL_UNPACK_ALIGNMENT, 1);
#ifdef DEBUG_WEBGL
getError();
#endif
glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, (void*)cbuffer.data());
#ifdef DEBUG_WEBGL
getError();
#endif
::glPixelStorei(GL_UNPACK_ALIGNMENT, preUnpackAlignment);
#ifdef DEBUG_WEBGL
getError();
#endif
//webgl标准依据？
flipY(GL_RGBA, width, height, cbuffer.data());
texImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, cbuffer.data());
#ifdef DEBUG_WEBGL
getError();
#endif
glDeleteRenderbuffers(1, &viewRenderBuffer);
#ifdef DEBUG_WEBGL
getError();
#endif
glDeleteFramebuffers(1, &viewFrameBuffer);
#ifdef DEBUG_WEBGL
getError();
#endif
glBindFramebuffer(GL_FRAMEBUFFER, previousFrameBuffer);
#ifdef DEBUG_WEBGL
getError();
#endif
glBindRenderbuffer(GL_RENDERBUFFER, previousRenderBuffer);
#ifdef DEBUG_WEBGL
getError();
#endif
}
}
//------------------------------------------------------------------------------
//-----------------------------END FILE--------------------------------
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