//==============================
// OvrGazeCursorLocal::
void OvrGazeCursorLocal::Shutdown()
{
LOG( "OvrGazeCursorLocal::Shutdown" );
DROID_ASSERT( Initialized == true, "GazeCursor" );
for ( int i = 0; i < CURSOR_STATE_MAX; ++i )
{
if ( CursorTextureHandle[i] != 0 )
{
glDeleteTextures( 1, &CursorTextureHandle[i] );
CursorTextureHandle[i] = 0;
}
}
if ( TimerTextureHandle != 0 )
{
glDeleteTextures( 1, & TimerTextureHandle );
TimerTextureHandle = 0;
}
if ( ColorTableHandle != 0 )
{
glDeleteTextures( 1, &ColorTableHandle );
ColorTableHandle = 0;
}
DeleteProgram( CursorProgram );
DeleteProgram( TimerProgram );
Initialized = false;
}
bool GrGLShaderBuilder::finish() {
SkASSERT(0 == fOutput.fProgramID);
GL_CALL_RET(fOutput.fProgramID, CreateProgram());
if (!fOutput.fProgramID) {
return false;
}
SkTDArray<GrGLuint> shadersToDelete;
if (!this->compileAndAttachShaders(fOutput.fProgramID, &shadersToDelete)) {
GL_CALL(DeleteProgram(fOutput.fProgramID));
return false;
}
this->bindProgramLocations(fOutput.fProgramID);
if (fUniformManager->isUsingBindUniform()) {
fUniformManager->getUniformLocations(fOutput.fProgramID, fUniforms);
}
GL_CALL(LinkProgram(fOutput.fProgramID));
// Calling GetProgramiv is expensive in Chromium. Assume success in release builds.
bool checkLinked = !fGpu->ctxInfo().isChromium();
#ifdef SK_DEBUG
checkLinked = true;
#endif
if (checkLinked) {
GrGLint linked = GR_GL_INIT_ZERO;
GL_CALL(GetProgramiv(fOutput.fProgramID, GR_GL_LINK_STATUS, &linked));
if (!linked) {
GrGLint infoLen = GR_GL_INIT_ZERO;
GL_CALL(GetProgramiv(fOutput.fProgramID, GR_GL_INFO_LOG_LENGTH, &infoLen));
SkAutoMalloc log(sizeof(char)*(infoLen+1)); // outside if for debugger
if (infoLen > 0) {
// retrieve length even though we don't need it to workaround
// bug in chrome cmd buffer param validation.
GrGLsizei length = GR_GL_INIT_ZERO;
GL_CALL(GetProgramInfoLog(fOutput.fProgramID,
infoLen+1,
&length,
(char*)log.get()));
GrPrintf((char*)log.get());
}
SkDEBUGFAIL("Error linking program");
GL_CALL(DeleteProgram(fOutput.fProgramID));
fOutput.fProgramID = 0;
return false;
}
}
if (!fUniformManager->isUsingBindUniform()) {
fUniformManager->getUniformLocations(fOutput.fProgramID, fUniforms);
}
for (int i = 0; i < shadersToDelete.count(); ++i) {
GL_CALL(DeleteShader(shadersToDelete[i]));
}
return true;
}
void EyePostRender::Shutdown()
{
LOG( "EyePostRender::Shutdown()" );
CalibrationLines.Free();
VignetteSquare.Free();
DeleteProgram( UntexturedMvpProgram );
DeleteProgram( UntexturedScreenSpaceProgram );
}
bool GrGLShaderBuilder::finish(GrGLuint* outProgramId) {
SK_TRACE_EVENT0("GrGLShaderBuilder::finish");
GrGLuint programId = 0;
GL_CALL_RET(programId, CreateProgram());
if (!programId) {
return false;
}
if (!this->compileAndAttachShaders(programId)) {
GL_CALL(DeleteProgram(programId));
return false;
}
this->bindProgramLocations(programId);
GL_CALL(LinkProgram(programId));
// Calling GetProgramiv is expensive in Chromium. Assume success in release builds.
bool checkLinked = !fGpu->ctxInfo().isChromium();
#ifdef SK_DEBUG
checkLinked = true;
#endif
if (checkLinked) {
GrGLint linked = GR_GL_INIT_ZERO;
GL_CALL(GetProgramiv(programId, GR_GL_LINK_STATUS, &linked));
if (!linked) {
GrGLint infoLen = GR_GL_INIT_ZERO;
GL_CALL(GetProgramiv(programId, GR_GL_INFO_LOG_LENGTH, &infoLen));
SkAutoMalloc log(sizeof(char)*(infoLen+1)); // outside if for debugger
if (infoLen > 0) {
// retrieve length even though we don't need it to workaround
// bug in chrome cmd buffer param validation.
GrGLsizei length = GR_GL_INIT_ZERO;
GL_CALL(GetProgramInfoLog(programId,
infoLen+1,
&length,
(char*)log.get()));
GrPrintf((char*)log.get());
}
SkDEBUGFAIL("Error linking program");
GL_CALL(DeleteProgram(programId));
return false;
}
}
fUniformManager.getUniformLocations(programId, fUniforms);
*outProgramId = programId;
return true;
}
//==================================
// VRMenuMgrLocal::Shutdown
//
// Shutdown the VRMenu syatem
void VRMenuMgrLocal::Shutdown()
{
if ( !Initialized )
{
return;
}
DeleteProgram( GUIProgramDiffuseOnly );
DeleteProgram( GUIProgramDiffusePlusAdditive );
DeleteProgram( GUIProgramDiffuseComposite );
DeleteProgram( GUIProgramDiffuseColorRamp );
DeleteProgram( GUIProgramDiffuseColorRampTarget );
Initialized = false;
}
void Shader::Build() {
this->program = glCreateProgram();
for (auto shader : this->shaders) {
glAttachShader(this->program, shader);
}
glLinkProgram(this->program);
GLint is_linked = 0;
glGetProgramiv(this->program, GL_LINK_STATUS, (int *)&is_linked);
if (is_linked == GL_FALSE) {
GLint max_length = 0;
glGetProgramiv(this->program, GL_INFO_LOG_LENGTH, &max_length);
std::vector<GLchar> info_log(max_length);
glGetProgramInfoLog(this->program, max_length, &max_length, &info_log[0]);
std::copy(info_log.begin(), info_log.end(), std::ostream_iterator<GLchar>(std::cout, ""));
DeleteProgram();
return;
}
for (auto shader : this->shaders) {
glDetachShader(this->program, shader);
}
}
void MediaSurface::Shutdown()
{
LOG( "MediaSurface::Shutdown()" );
DeleteProgram( CopyMovieProgram );
UnitSquare.Free();
delete AndroidSurfaceTexture;
AndroidSurfaceTexture = NULL;
if ( Fbo )
{
glDeleteFramebuffers( 1, &Fbo );
Fbo = 0;
}
if ( jni != NULL )
{
if ( SurfaceObject != NULL )
{
jni->DeleteGlobalRef( SurfaceObject );
SurfaceObject = NULL;
}
}
}
GrGLProgram::~GrGLProgram() {
if (fProgramID) {
GL_CALL(DeleteProgram(fProgramID));
}
for (int i = 0; i < fFragmentProcessors.count(); ++i) {
delete fFragmentProcessors[i];
}
}
void GLVec4ScalarBench::teardown(const GrGLInterface* gl) {
GR_GL_CALL(gl, BindBuffer(GR_GL_ARRAY_BUFFER, 0));
GR_GL_CALL(gl, BindTexture(GR_GL_TEXTURE_2D, 0));
GR_GL_CALL(gl, BindFramebuffer(GR_GL_FRAMEBUFFER, 0));
GR_GL_CALL(gl, DeleteTextures(1, &fFboTextureId));
GR_GL_CALL(gl, DeleteProgram(fProgram));
GR_GL_CALL(gl, DeleteBuffers(1, &fVboId));
}
void GrGpuGLShaders::DeleteProgram(const GrGLInterface* gl,
CachedData* programData) {
GR_GL_CALL(gl, DeleteShader(programData->fVShaderID));
if (programData->fGShaderID) {
GR_GL_CALL(gl, DeleteShader(programData->fGShaderID));
}
GR_GL_CALL(gl, DeleteShader(programData->fFShaderID));
GR_GL_CALL(gl, DeleteProgram(programData->fProgramID));
GR_DEBUGCODE(memset(programData, 0, sizeof(*programData));)
}
void GLCpuPosInstancedArraysBench::teardown(const GrGLInterface* gl) {
GR_GL_CALL(gl, BindBuffer(GR_GL_ARRAY_BUFFER, 0));
GR_GL_CALL(gl, BindVertexArray(0));
GR_GL_CALL(gl, BindTexture(GR_GL_TEXTURE_2D, 0));
GR_GL_CALL(gl, BindFramebuffer(GR_GL_FRAMEBUFFER, 0));
GR_GL_CALL(gl, DeleteTextures(1, &fTexture));
GR_GL_CALL(gl, DeleteProgram(fProgram));
GR_GL_CALL(gl, DeleteBuffers(fBuffers.count(), fBuffers.begin()));
GR_GL_CALL(gl, DeleteVertexArrays(1, &fVAO));
fBuffers.reset();
}
void ShaderProgram::CreateProgram()
{
//delete current program, if any
DeleteProgram();
if (m_pFragmentShader && m_pVertexShader)
{
m_dwProgram = glCreateProgram();
glAttachShader(m_dwProgram, m_pFragmentShader->GetShader());
glAttachShader(m_dwProgram, m_pVertexShader->GetShader());
glLinkProgram(m_dwProgram);
}
}
void UberShader::ClearCache()
{
// Form lists of all programs and all shaders
vector<ShaderProgram*> progs;
vector<Shader*> shaders;
for (auto it = code2program.begin(); it != code2program.end(); it++)
progs.push_back(it->second);
for (auto it = code2shader.begin(); it != code2shader.end(); it++)
shaders.push_back(it->second);
// Delete everything (programs first, to be safe)
for (UINT i = 0; i < progs.size(); i++)
DeleteProgram(progs[i]);
for (UINT i = 0; i < shaders.size(); i++)
CheckedDeleteShader(shaders[i]);
}
ImageServer::~ImageServer()
{
LOG( "-------------------- Shutdown() --------------------" );
// Make sure any outstanding glReadPixels to the PBO on the image server
// has actually completed.
glFinish();
if ( serverThread )
{
pthread_mutex_lock( &StartStopMutex );
// write to the socket to signal shutdown
char data;
write( ShutdownSocket, &data, 1 );
// also fire the condition, in case it was waiting
// on TimeWarp to signal completion
ImageServerResponse badResponse;
badResponse.Data = NULL;
badResponse.Resolution = -1;
badResponse.Sequence = -1;
Response.SetState( badResponse );
pthread_cond_signal( &ResponseCondition );
LOG( "Waiting on StartStopCondition." );
pthread_cond_wait( &StartStopCondition, &StartStopMutex );
pthread_mutex_unlock( &StartStopMutex );
LOG( "Thread stop acknowledged." );
}
// free GL tools
if ( UnitSquare.vertexArrayObject )
{
UnitSquare.Free();
}
if ( ResampleProg.program )
{
DeleteProgram( ResampleProg );
}
FreeBuffers();
LOG( "-------------------- Shutdown completed --------------------" );
}
GrGLProgram::~GrGLProgram() {
if (fVShaderID) {
GL_CALL(DeleteShader(fVShaderID));
}
if (fGShaderID) {
GL_CALL(DeleteShader(fGShaderID));
}
if (fFShaderID) {
GL_CALL(DeleteShader(fFShaderID));
}
if (fProgramID) {
GL_CALL(DeleteProgram(fProgramID));
}
for (int i = 0; i < GrDrawState::kNumStages; ++i) {
delete fProgramStage[i];
}
}
bool GrGLProgramBuilder::checkLinkStatus(GrGLuint programID) {
GrGLint linked = GR_GL_INIT_ZERO;
GL_CALL(GetProgramiv(programID, GR_GL_LINK_STATUS, &linked));
if (!linked) {
SkDebugf("Program linking failed.\n");
GrGLint infoLen = GR_GL_INIT_ZERO;
GL_CALL(GetProgramiv(programID, GR_GL_INFO_LOG_LENGTH, &infoLen));
SkAutoMalloc log(sizeof(char)*(infoLen+1)); // outside if for debugger
if (infoLen > 0) {
// retrieve length even though we don't need it to workaround
// bug in chrome cmd buffer param validation.
GrGLsizei length = GR_GL_INIT_ZERO;
GL_CALL(GetProgramInfoLog(programID,
infoLen+1,
&length,
(char*)log.get()));
SkDebugf("%s", (char*)log.get());
}
GL_CALL(DeleteProgram(programID));
programID = 0;
}
return SkToBool(linked);
}
bool GrGpuGLShaders::programUnitTest() {
GrGLSLGeneration glslGeneration =
GetGLSLGeneration(this->glBinding(), this->glInterface());
static const int STAGE_OPTS[] = {
0,
StageDesc::kNoPerspective_OptFlagBit,
StageDesc::kIdentity_CoordMapping
};
static const int IN_CONFIG_FLAGS[] = {
StageDesc::kNone_InConfigFlag,
StageDesc::kSwapRAndB_InConfigFlag,
StageDesc::kSwapRAndB_InConfigFlag | StageDesc::kMulRGBByAlpha_InConfigFlag,
StageDesc::kMulRGBByAlpha_InConfigFlag,
StageDesc::kSmearAlpha_InConfigFlag,
};
GrGLProgram program;
ProgramDesc& pdesc = program.fProgramDesc;
static const int NUM_TESTS = 512;
GrRandom random;
for (int t = 0; t < NUM_TESTS; ++t) {
#if 0
GrPrintf("\nTest Program %d\n-------------\n", t);
static const int stop = -1;
if (t == stop) {
int breakpointhere = 9;
}
#endif
pdesc.fVertexLayout = 0;
pdesc.fEmitsPointSize = random.nextF() > .5f;
pdesc.fColorInput = random_int(&random, ProgramDesc::kColorInputCnt);
pdesc.fColorFilterXfermode = random_int(&random, SkXfermode::kCoeffModesCnt);
pdesc.fFirstCoverageStage = random_int(&random, GrDrawState::kNumStages);
pdesc.fVertexLayout |= random_bool(&random) ?
GrDrawTarget::kCoverage_VertexLayoutBit :
0;
#if GR_GL_EXPERIMENTAL_GS
pdesc.fExperimentalGS = this->getCaps().fGeometryShaderSupport &&
random_bool(&random);
#endif
pdesc.fOutputPM = random_int(&random, ProgramDesc::kOutputPMCnt);
bool edgeAA = random_bool(&random);
if (edgeAA) {
bool vertexEdgeAA = random_bool(&random);
if (vertexEdgeAA) {
pdesc.fVertexLayout |= GrDrawTarget::kEdge_VertexLayoutBit;
if (this->getCaps().fShaderDerivativeSupport) {
pdesc.fVertexEdgeType = random_bool(&random) ?
GrDrawState::kHairQuad_EdgeType :
GrDrawState::kHairLine_EdgeType;
} else {
pdesc.fVertexEdgeType = GrDrawState::kHairLine_EdgeType;
}
pdesc.fEdgeAANumEdges = 0;
} else {
pdesc.fEdgeAANumEdges = random_int(&random, 1, this->getMaxEdges());
pdesc.fEdgeAAConcave = random_bool(&random);
}
} else {
pdesc.fEdgeAANumEdges = 0;
}
if (this->getCaps().fDualSourceBlendingSupport) {
pdesc.fDualSrcOutput = random_int(&random, ProgramDesc::kDualSrcOutputCnt);
} else {
pdesc.fDualSrcOutput = ProgramDesc::kNone_DualSrcOutput;
}
for (int s = 0; s < GrDrawState::kNumStages; ++s) {
// enable the stage?
if (random_bool(&random)) {
// use separate tex coords?
if (random_bool(&random)) {
int t = random_int(&random, GrDrawState::kMaxTexCoords);
pdesc.fVertexLayout |= StageTexCoordVertexLayoutBit(s, t);
} else {
pdesc.fVertexLayout |= StagePosAsTexCoordVertexLayoutBit(s);
}
}
// use text-formatted verts?
if (random_bool(&random)) {
pdesc.fVertexLayout |= kTextFormat_VertexLayoutBit;
}
StageDesc& stage = pdesc.fStages[s];
stage.fOptFlags = STAGE_OPTS[random_int(&random, GR_ARRAY_COUNT(STAGE_OPTS))];
stage.fInConfigFlags = IN_CONFIG_FLAGS[random_int(&random, GR_ARRAY_COUNT(IN_CONFIG_FLAGS))];
stage.fCoordMapping = random_int(&random, StageDesc::kCoordMappingCnt);
stage.fFetchMode = random_int(&random, StageDesc::kFetchModeCnt);
// convolution shaders don't work with persp tex matrix
if (stage.fFetchMode == StageDesc::kConvolution_FetchMode) {
stage.fOptFlags |= StageDesc::kNoPerspective_OptFlagBit;
}
stage.setEnabled(VertexUsesStage(s, pdesc.fVertexLayout));
switch (stage.fFetchMode) {
case StageDesc::kSingle_FetchMode:
stage.fKernelWidth = 0;
break;
case StageDesc::kConvolution_FetchMode:
stage.fKernelWidth = random_int(&random, 2, 8);
stage.fInConfigFlags &= ~StageDesc::kMulRGBByAlpha_InConfigFlag;
break;
case StageDesc::k2x2_FetchMode:
stage.fKernelWidth = 0;
stage.fInConfigFlags &= ~StageDesc::kMulRGBByAlpha_InConfigFlag;
break;
}
}
CachedData cachedData;
if (!program.genProgram(this->glInterface(),
glslGeneration,
&cachedData)) {
return false;
}
DeleteProgram(this->glInterface(), &cachedData);
}
return true;
}
void GLCpuPosInstancedArraysBench::teardown(const GrGLInterface* gl) {
GR_GL_CALL(gl, DeleteProgram(fProgram));
GR_GL_CALL(gl, DeleteBuffers(fBuffers.count(), fBuffers.begin()));
GR_GL_CALL(gl, DeleteVertexArrays(1, &fVAO));
}
bool Shader::InitializeShader(string shaderVSFileName, string shaderPSFileName)
{
const char* shaderBuffer_VS = LoadShaderSourceFile("Shaders/" + shaderVSFileName);
const char* shaderBuffer_PS = LoadShaderSourceFile("Shaders/" + shaderPSFileName);
if (!shaderBuffer_VS)
{
cout << "Shader: " << shaderVSFileName << " could not be loaded" << endl;
return false;
}
if (!shaderBuffer_PS)
{
cout << "Shader: " << shaderVSFileName << " could not be loaded" << endl;
return false;
}
m_vertexID = glCreateShader(GL_VERTEX_SHADER);
m_fragID = glCreateShader(GL_FRAGMENT_SHADER);
glShaderSource(m_vertexID, 1, &shaderBuffer_VS, NULL);
glShaderSource(m_fragID, 1, &shaderBuffer_PS, NULL);
delete[] shaderBuffer_VS;
delete[] shaderBuffer_PS;
glCompileShader(m_vertexID);
glCompileShader(m_fragID);
int status;
glGetShaderiv(m_vertexID, GL_COMPILE_STATUS, &status);
if (status != 1)
{
OutputShaderErrorMessage(m_vertexID, (char*)shaderVSFileName.c_str());
return false;
}
glGetShaderiv(m_fragID, GL_COMPILE_STATUS, &status);
if (status != 1)
{
OutputShaderErrorMessage(m_fragID, (char*)shaderPSFileName.c_str());
return false;
}
m_programID = glCreateProgram();//set the Program ID to the first element by default
glAttachShader(m_programID, m_vertexID);
glAttachShader(m_programID, m_fragID);
glLinkProgram(m_programID);
glGetProgramiv(m_programID, GL_LINK_STATUS, &status);
if(status != 1)
{
// If it did not link then write the syntax error message out to a text file for review.
OutputLinkerErrorMessage(m_programID);
DeleteProgram();
return false;
}
return true;
}
void GrGpuGLShaders::DeleteProgram(GrGLProgram::CachedData* programData) {
GR_GL(DeleteShader(programData->fVShaderID));
GR_GL(DeleteShader(programData->fFShaderID));
GR_GL(DeleteProgram(programData->fProgramID));
GR_DEBUGCODE(memset(programData, 0, sizeof(*programData));)
}
void GrGLProgramBuilder::cleanupProgram(GrGLuint programID, const SkTDArray<GrGLuint>& shaderIDs) {
GL_CALL(DeleteProgram(programID));
this->cleanupShaders(shaderIDs);
this->cleanupFragmentProcessors();
}
bool Shader::Compile(const std::string &vsData, const std::string &fsData)
{
DeleteProgram();
std::string defines;
GetDefines(defines);
std::string vsVersion, vsMain;
GetVersionInfo(vsData, vsVersion, vsMain);
vsVersion += "#define VERTEX_SHADER\n";
// compile vertex shader
unsigned int vertexShader = glCreateShader(GL_VERTEX_SHADER);
if (vertexShader != 0)
{
const char *sources[3] = { vsVersion.c_str(), defines.c_str(), vsMain.c_str() };
const int counts[3] = { (int)vsVersion.size(), (int)defines.size(), (int)vsMain.size() };
glShaderSource(vertexShader, 3, sources, counts);
glCompileShader(vertexShader);
GLint status;
glGetShaderiv(vertexShader, GL_COMPILE_STATUS, &status);
if (status != GL_TRUE)
{
vertexShader = 0;
FURYE << m_Name << "'s vertex shader compile failed!";
return false;
}
}
else
{
FURYE << "Failed to create vertex shader context!";
return false;
}
std::string fsVersion, fsMain;
GetVersionInfo(fsData, fsVersion, fsMain);
fsVersion += "#define FRAGMENT_SHADER\n";
// compile fragment shader
unsigned int fragmentShader = glCreateShader(GL_FRAGMENT_SHADER);
if (fragmentShader != 0)
{
const char *sources[3] = { fsVersion.c_str(), defines.c_str(), fsMain.c_str() };
const int counts[3] = { (int)fsVersion.size(), (int)defines.size(), (int)fsMain.size() };
glShaderSource(fragmentShader, 3, sources, counts);
glCompileShader(fragmentShader);
GLint status;
glGetShaderiv(fragmentShader, GL_COMPILE_STATUS, &status);
if (status != GL_TRUE)
{
glDeleteShader(vertexShader);
vertexShader = fragmentShader = 0;
FURYE << m_Name << "'s fragment compile failed!";
return false;
}
}
else
{
FURYE << "Failed to create fragment shader context!";
return false;
}
// link to program
m_Program = glCreateProgram();
if (m_Program != 0)
{
glAttachShader(m_Program, vertexShader);
glAttachShader(m_Program, fragmentShader);
glLinkProgram(m_Program);
glDetachShader(m_Program, vertexShader);
glDetachShader(m_Program, fragmentShader);
glDeleteShader(vertexShader);
glDeleteShader(fragmentShader);
GLint status;
glGetProgramiv(m_Program, GL_LINK_STATUS, &status);
if (status != GL_TRUE)
{
glDeleteProgram(m_Program);
m_Program = fragmentShader = vertexShader = 0;
FURYE << m_Name << " link failed!";
return false;
}
}
else
{
FURYE << "Failed to create shader program context!";
return false;
}
m_Dirty = false;
FURYD << m_Name << " compile & link success!";
return true;
}
GrGLProgram::~GrGLProgram() {
if (fBuilderOutput.fProgramID) {
GL_CALL(DeleteProgram(fBuilderOutput.fProgramID));
}
}
GrGLProgram::~GrGLProgram() {
if (fProgramID) {
GL_CALL(DeleteProgram(fProgramID));
}
}
void GrGLProgramBuilder::cleanupProgram(GrGLuint programID, const SkTDArray<GrGLuint>& shaderIDs) {
GL_CALL(DeleteProgram(programID));
cleanupShaders(shaderIDs);
}
ShaderProgram::~ShaderProgram()
{
DeleteProgram();
SetFragmentShader(0);
SetVertexShader(0);
}
void GrGLProgram::genProgram(GrGLProgram::CachedData* programData,
const GrDrawTarget* target) const {
ShaderCodeSegments segments;
const uint32_t& layout = fProgramDesc.fVertexLayout;
memset(&programData->fUniLocations, 0, sizeof(UniLocations));
bool haveColor = !(ProgramDesc::kVertexColorAllOnes_OptFlagBit &
fProgramDesc.fOptFlags);
#if ATTRIBUTE_MATRIX
segments.fVSAttrs = "attribute mat3 " VIEW_MATRIX_NAME ";\n";
#else
segments.fVSUnis = "uniform mat3 " VIEW_MATRIX_NAME ";\n";
segments.fVSAttrs = "";
#endif
segments.fVSAttrs += "attribute vec2 " POS_ATTR_NAME ";\n";
if (haveColor) {
segments.fVSAttrs += "attribute vec4 " COL_ATTR_NAME ";\n";
segments.fVaryings = "varying vec4 vColor;\n";
} else {
segments.fVaryings = "";
}
segments.fVSCode = "void main() {\n"
"\tvec3 pos3 = " VIEW_MATRIX_NAME " * vec3(" POS_ATTR_NAME ", 1);\n"
"\tgl_Position = vec4(pos3.xy, 0, pos3.z);\n";
if (haveColor) {
segments.fVSCode += "\tvColor = " COL_ATTR_NAME ";\n";
}
if (!(fProgramDesc.fOptFlags & ProgramDesc::kNotPoints_OptFlagBit)) {
segments.fVSCode += "\tgl_PointSize = 1.0;\n";
}
segments.fFSCode = "void main() {\n";
// add texture coordinates that are used to the list of vertex attr decls
GrTokenString texCoordAttrs[GrDrawTarget::kMaxTexCoords];
for (int t = 0; t < GrDrawTarget::kMaxTexCoords; ++t) {
if (target->VertexUsesTexCoordIdx(t, layout)) {
tex_attr_name(t, texCoordAttrs + t);
segments.fVSAttrs += "attribute vec2 ";
segments.fVSAttrs += texCoordAttrs[t];
segments.fVSAttrs += ";\n";
}
}
// for each enabled stage figure out what the input coordinates are
// and count the number of stages in use.
const char* stageInCoords[GrDrawTarget::kNumStages];
int numActiveStages = 0;
for (int s = 0; s < GrDrawTarget::kNumStages; ++s) {
if (fProgramDesc.fStages[s].fEnabled) {
if (GrDrawTarget::StagePosAsTexCoordVertexLayoutBit(s) & layout) {
stageInCoords[s] = POS_ATTR_NAME;
} else {
int tcIdx = GrDrawTarget::VertexTexCoordsForStage(s, layout);
// we better have input tex coordinates if stage is enabled.
GrAssert(tcIdx >= 0);
GrAssert(texCoordAttrs[tcIdx].length());
stageInCoords[s] = texCoordAttrs[tcIdx].cstr();
}
++numActiveStages;
}
}
GrTokenString inColor = "vColor";
// if we have active stages string them together, feeding the output color
// of each to the next and generating code for each stage.
if (numActiveStages) {
int currActiveStage = 0;
for (int s = 0; s < GrDrawTarget::kNumStages; ++s) {
if (fProgramDesc.fStages[s].fEnabled) {
GrTokenString outColor;
if (currActiveStage < (numActiveStages - 1)) {
outColor = "color";
outColor.appendInt(currActiveStage);
segments.fFSCode += "\tvec4 ";
segments.fFSCode += outColor;
segments.fFSCode += ";\n";
} else {
outColor = "gl_FragColor";
}
genStageCode(s,
fProgramDesc.fStages[s],
haveColor ? inColor.cstr() : NULL,
outColor.cstr(),
stageInCoords[s],
&segments,
&programData->fUniLocations.fStages[s]);
++currActiveStage;
inColor = outColor;
haveColor = true;
}
}
} else {
segments.fFSCode += "\tgl_FragColor = ";
if (haveColor) {
segments.fFSCode += inColor;
} else {
segments.fFSCode += "vec4(1,1,1,1)";
}
segments.fFSCode += ";\n";
}
segments.fFSCode += "}\n";
segments.fVSCode += "}\n";
const char* strings[4];
int lengths[4];
int stringCnt = 0;
if (segments.fVSUnis.length()) {
strings[stringCnt] = segments.fVSUnis.cstr();
lengths[stringCnt] = segments.fVSUnis.length();
++stringCnt;
}
if (segments.fVSAttrs.length()) {
strings[stringCnt] = segments.fVSAttrs.cstr();
lengths[stringCnt] = segments.fVSAttrs.length();
++stringCnt;
}
if (segments.fVaryings.length()) {
strings[stringCnt] = segments.fVaryings.cstr();
lengths[stringCnt] = segments.fVaryings.length();
++stringCnt;
}
GrAssert(segments.fVSCode.length());
strings[stringCnt] = segments.fVSCode.cstr();
lengths[stringCnt] = segments.fVSCode.length();
++stringCnt;
#if PRINT_SHADERS
GrPrintf("%s%s%s%s\n",
segments.fVSUnis.cstr(),
segments.fVSAttrs.cstr(),
segments.fVaryings.cstr(),
segments.fVSCode.cstr());
#endif
programData->fVShaderID = CompileShader(GR_GL_VERTEX_SHADER,
stringCnt,
strings,
lengths);
stringCnt = 0;
if (strlen(GrShaderPrecision()) > 1) {
strings[stringCnt] = GrShaderPrecision();
lengths[stringCnt] = strlen(GrShaderPrecision());
++stringCnt;
}
if (segments.fFSUnis.length()) {
strings[stringCnt] = segments.fFSUnis.cstr();
lengths[stringCnt] = segments.fFSUnis.length();
++stringCnt;
}
if (segments.fVaryings.length()) {
strings[stringCnt] = segments.fVaryings.cstr();
lengths[stringCnt] = segments.fVaryings.length();
++stringCnt;
}
GrAssert(segments.fFSCode.length());
strings[stringCnt] = segments.fFSCode.cstr();
lengths[stringCnt] = segments.fFSCode.length();
++stringCnt;
#if PRINT_SHADERS
GrPrintf("%s%s%s%s\n",
GR_SHADER_PRECISION,
segments.fFSUnis.cstr(),
segments.fVaryings.cstr(),
segments.fFSCode.cstr());
#endif
programData->fFShaderID = CompileShader(GR_GL_FRAGMENT_SHADER,
stringCnt,
strings,
lengths);
programData->fProgramID = GR_GL(CreateProgram());
const GrGLint& progID = programData->fProgramID;
GR_GL(AttachShader(progID, programData->fVShaderID));
GR_GL(AttachShader(progID, programData->fFShaderID));
// Bind the attrib locations to same values for all shaders
GR_GL(BindAttribLocation(progID, POS_ATTR_LOCATION, POS_ATTR_NAME));
for (int t = 0; t < GrDrawTarget::kMaxTexCoords; ++t) {
if (texCoordAttrs[t].length()) {
GR_GL(BindAttribLocation(progID,
TEX_ATTR_LOCATION(t),
texCoordAttrs[t].cstr()));
}
}
#if ATTRIBUTE_MATRIX
// set unis to a bogus value so that checks against -1 before
// flushing will pass.
GR_GL(BindAttribLocation(progID,
VIEWMAT_ATTR_LOCATION,
VIEW_MATRIX_NAME));
program->fUniLocations.fViewMatrixUni = BOGUS_MATRIX_UNI_LOCATION;
for (int s = 0; s < kNumStages; ++s) {
if (fProgramDesc.fStages[s].fEnabled) {
GrStringBuilder matName;
tex_matrix_name(s, &matName);
GR_GL(BindAttribLocation(progID,
TEXMAT_ATTR_LOCATION(s),
matName.cstr()));
program->fUniLocations.fStages[s].fTextureMatrixUni =
BOGUS_MATRIX_UNI_LOCATION;
}
}
#endif
GR_GL(BindAttribLocation(progID, COL_ATTR_LOCATION, COL_ATTR_NAME));
GR_GL(LinkProgram(progID));
GrGLint linked = GR_GL_INIT_ZERO;
GR_GL(GetProgramiv(progID, GR_GL_LINK_STATUS, &linked));
if (!linked) {
GrGLint infoLen = GR_GL_INIT_ZERO;
GR_GL(GetProgramiv(progID, GR_GL_INFO_LOG_LENGTH, &infoLen));
GrAutoMalloc log(sizeof(char)*(infoLen+1)); // outside if for debugger
if (infoLen > 0) {
GR_GL(GetProgramInfoLog(progID,
infoLen+1,
NULL,
(char*)log.get()));
GrPrintf((char*)log.get());
}
GrAssert(!"Error linking program");
GR_GL(DeleteProgram(progID));
programData->fProgramID = 0;
return;
}
// Get uniform locations
#if !ATTRIBUTE_MATRIX
programData->fUniLocations.fViewMatrixUni =
GR_GL(GetUniformLocation(progID, VIEW_MATRIX_NAME));
GrAssert(-1 != programData->fUniLocations.fViewMatrixUni);
#endif
for (int s = 0; s < GrDrawTarget::kNumStages; ++s) {
StageUniLocations& locations = programData->fUniLocations.fStages[s];
if (fProgramDesc.fStages[s].fEnabled) {
#if !ATTRIBUTE_MATRIX
if (locations.fTextureMatrixUni) {
GrTokenString texMName;
tex_matrix_name(s, &texMName);
locations.fTextureMatrixUni = GR_GL(GetUniformLocation(
progID,
texMName.cstr()));
GrAssert(-1 != locations.fTextureMatrixUni);
} else {
locations.fTextureMatrixUni = -1;
}
#endif
if (locations.fSamplerUni) {
GrTokenString samplerName;
sampler_name(s, &samplerName);
locations.fSamplerUni = GR_GL(GetUniformLocation(
progID,
samplerName.cstr()));
GrAssert(-1 != locations.fSamplerUni);
} else {
locations.fSamplerUni = -1;
}
if (locations.fRadial2Uni) {
GrTokenString radial2ParamName;
radial2_param_name(s, &radial2ParamName);
locations.fRadial2Uni = GR_GL(GetUniformLocation(
progID,
radial2ParamName.cstr()));
GrAssert(-1 != locations.fRadial2Uni);
} else {
locations.fRadial2Uni = -1;
}
} else {
locations.fSamplerUni = -1;
locations.fRadial2Uni = -1;
locations.fTextureMatrixUni = -1;
}
}
GR_GL(UseProgram(progID));
// init sampler unis and set bogus values for state tracking
for (int s = 0; s < GrDrawTarget::kNumStages; ++s) {
if (-1 != programData->fUniLocations.fStages[s].fSamplerUni) {
GR_GL(Uniform1i(programData->fUniLocations.fStages[s].fSamplerUni, s));
}
programData->fTextureMatrices[s] = GrMatrix::InvalidMatrix();
programData->fRadial2CenterX1[s] = GR_ScalarMax;
programData->fRadial2Radius0[s] = -GR_ScalarMax;
}
programData->fViewMatrix = GrMatrix::InvalidMatrix();
}
Shader::~Shader()
{
DeleteProgram();
}
GL_APICALL void GL_APIENTRY glDeleteProgram (GLuint program)
{
CONTEXT_EXEC(DeleteProgram(program));
}
bool GrGpuGLShaders::programUnitTest() {
GrGLSLGeneration glslGeneration =
GrGetGLSLGeneration(this->glBinding(), this->glInterface());
static const int STAGE_OPTS[] = {
0,
StageDesc::kNoPerspective_OptFlagBit,
StageDesc::kIdentity_CoordMapping
};
static const int IN_CONFIG_FLAGS[] = {
StageDesc::kNone_InConfigFlag,
StageDesc::kSwapRAndB_InConfigFlag,
StageDesc::kSwapRAndB_InConfigFlag |
StageDesc::kMulRGBByAlpha_RoundUp_InConfigFlag,
StageDesc::kMulRGBByAlpha_RoundDown_InConfigFlag,
StageDesc::kSmearAlpha_InConfigFlag,
StageDesc::kSmearRed_InConfigFlag,
};
GrGLProgram program;
ProgramDesc& pdesc = program.fProgramDesc;
static const int NUM_TESTS = 512;
GrRandom random;
for (int t = 0; t < NUM_TESTS; ++t) {
#if 0
GrPrintf("\nTest Program %d\n-------------\n", t);
static const int stop = -1;
if (t == stop) {
int breakpointhere = 9;
}
#endif
pdesc.fVertexLayout = 0;
pdesc.fEmitsPointSize = random.nextF() > .5f;
pdesc.fColorInput = random_int(&random, ProgramDesc::kColorInputCnt);
pdesc.fCoverageInput = random_int(&random, ProgramDesc::kColorInputCnt);
pdesc.fColorFilterXfermode = random_int(&random, SkXfermode::kCoeffModesCnt);
pdesc.fFirstCoverageStage = random_int(&random, GrDrawState::kNumStages);
pdesc.fVertexLayout |= random_bool(&random) ?
GrDrawTarget::kCoverage_VertexLayoutBit :
0;
#if GR_GL_EXPERIMENTAL_GS
pdesc.fExperimentalGS = this->getCaps().fGeometryShaderSupport &&
random_bool(&random);
#endif
pdesc.fOutputConfig = random_int(&random, ProgramDesc::kOutputConfigCnt);
bool edgeAA = random_bool(&random);
if (edgeAA) {
pdesc.fVertexLayout |= GrDrawTarget::kEdge_VertexLayoutBit;
if (this->getCaps().fShaderDerivativeSupport) {
pdesc.fVertexEdgeType = (GrDrawState::VertexEdgeType) random_int(&random, GrDrawState::kVertexEdgeTypeCnt);
} else {
pdesc.fVertexEdgeType = GrDrawState::kHairLine_EdgeType;
}
} else {
}
pdesc.fColorMatrixEnabled = random_bool(&random);
if (this->getCaps().fDualSourceBlendingSupport) {
pdesc.fDualSrcOutput = random_int(&random, ProgramDesc::kDualSrcOutputCnt);
} else {
pdesc.fDualSrcOutput = ProgramDesc::kNone_DualSrcOutput;
}
GrCustomStage* customStages[GrDrawState::kNumStages];
for (int s = 0; s < GrDrawState::kNumStages; ++s) {
// enable the stage?
if (random_bool(&random)) {
// use separate tex coords?
if (random_bool(&random)) {
int t = random_int(&random, GrDrawState::kMaxTexCoords);
pdesc.fVertexLayout |= StageTexCoordVertexLayoutBit(s, t);
} else {
pdesc.fVertexLayout |= StagePosAsTexCoordVertexLayoutBit(s);
}
}
// use text-formatted verts?
if (random_bool(&random)) {
pdesc.fVertexLayout |= kTextFormat_VertexLayoutBit;
}
StageDesc& stage = pdesc.fStages[s];
stage.fCustomStageKey = 0;
customStages[s] = NULL;
stage.fOptFlags = STAGE_OPTS[random_int(&random, GR_ARRAY_COUNT(STAGE_OPTS))];
stage.fInConfigFlags = IN_CONFIG_FLAGS[random_int(&random, GR_ARRAY_COUNT(IN_CONFIG_FLAGS))];
stage.fCoordMapping = random_int(&random, StageDesc::kCoordMappingCnt);
stage.fFetchMode = random_int(&random, StageDesc::kFetchModeCnt);
// convolution shaders don't work with persp tex matrix
if (stage.fFetchMode == StageDesc::kConvolution_FetchMode ||
stage.fFetchMode == StageDesc::kDilate_FetchMode ||
stage.fFetchMode == StageDesc::kErode_FetchMode) {
stage.fOptFlags |= StageDesc::kNoPerspective_OptFlagBit;
}
stage.setEnabled(VertexUsesStage(s, pdesc.fVertexLayout));
static const uint32_t kMulByAlphaMask =
StageDesc::kMulRGBByAlpha_RoundUp_InConfigFlag |
StageDesc::kMulRGBByAlpha_RoundDown_InConfigFlag;
switch (stage.fFetchMode) {
case StageDesc::kSingle_FetchMode:
stage.fKernelWidth = 0;
break;
case StageDesc::kConvolution_FetchMode:
case StageDesc::kDilate_FetchMode:
case StageDesc::kErode_FetchMode:
stage.fKernelWidth = random_int(&random, 2, 8);
stage.fInConfigFlags &= ~kMulByAlphaMask;
break;
case StageDesc::k2x2_FetchMode:
stage.fKernelWidth = 0;
stage.fInConfigFlags &= ~kMulByAlphaMask;
break;
}
// TODO: is there a more elegant way to express this?
if (stage.fFetchMode == StageDesc::kConvolution_FetchMode) {
int direction = random_int(&random, 2);
float kernel[MAX_KERNEL_WIDTH];
for (int i = 0; i < stage.fKernelWidth; i++) {
kernel[i] = random.nextF();
}
customStages[s] = new GrConvolutionEffect(
(GrSamplerState::FilterDirection)direction,
stage.fKernelWidth, kernel);
stage.fCustomStageKey =
customStages[s]->getFactory()->stageKey(customStages[s]);
}
}
CachedData cachedData;
if (!program.genProgram(this->glContextInfo(), customStages,
&cachedData)) {
return false;
}
DeleteProgram(this->glInterface(), &cachedData);
}
return true;
}