void GrGLVertexBuffer::onRelease() {
// make sure we've not been abandoned
if (fBufferID) {
GPUGL->notifyVertexBufferDelete(this);
GL_CALL(DeleteBuffers(1, &fBufferID));
fBufferID = 0;
}
}
void GrGLRenderTarget::onRelease() {
if (GrBackendObjectOwnership::kBorrowed != fRTFBOOwnership) {
if (fTexFBOID) {
GL_CALL(DeleteFramebuffers(1, &fTexFBOID));
}
if (fRTFBOID && fRTFBOID != fTexFBOID) {
GL_CALL(DeleteFramebuffers(1, &fRTFBOID));
}
if (fMSColorRenderbufferID) {
GL_CALL(DeleteRenderbuffers(1, &fMSColorRenderbufferID));
}
}
fRTFBOID = 0;
fTexFBOID = 0;
fMSColorRenderbufferID = 0;
INHERITED::onRelease();
}
/*
Deletes the GL texture
*/
void Texture::deleteGLTex()
{
if (texName)
{
GL_CALL(glDeleteTextures(1, &texName));//Invalid operation?
texName = 0;
}
}
void GrGLPathRendering::resetContext() {
fHWProjectionMatrixState.invalidate();
// we don't use the model view matrix.
GrGLenum matrixMode =
fGpu->glStandard() == kGLES_GrGLStandard ? GR_GL_PATH_MODELVIEW : GR_GL_MODELVIEW;
GL_CALL(MatrixLoadIdentity(matrixMode));
if (!caps().fragmentInputGenSupport) {
for (int i = 0; i < fGpu->glCaps().maxFixedFunctionTextureCoords(); ++i) {
GL_CALL(PathTexGen(GR_GL_TEXTURE0 + i, GR_GL_NONE, 0, NULL));
fHWPathTexGenSettings[i].fMode = GR_GL_NONE;
fHWPathTexGenSettings[i].fNumComponents = 0;
}
fHWActivePathTexGenSets = 0;
}
fHWPathStencilSettings.invalidate();
}
void GrGLRenderTarget::onRelease() {
if (kBorrowed_LifeCycle != fRTLifecycle) {
if (fTexFBOID) {
GL_CALL(DeleteFramebuffers(1, &fTexFBOID));
}
if (fRTFBOID && fRTFBOID != fTexFBOID) {
GL_CALL(DeleteFramebuffers(1, &fRTFBOID));
}
if (fMSColorRenderbufferID) {
GL_CALL(DeleteRenderbuffers(1, &fMSColorRenderbufferID));
}
}
fRTFBOID = 0;
fTexFBOID = 0;
fMSColorRenderbufferID = 0;
INHERITED::onRelease();
}
void GrGLPath::onRelease() {
if (0 != fPathID && !this->isWrapped()) {
GL_CALL(DeletePaths(fPathID, 1));
fPathID = 0;
}
INHERITED::onRelease();
}
void GrGLVertexArray::onRelease() {
if (0 != fID) {
GL_CALL(DeleteVertexArrays(1, &fID));
GPUGL->notifyVertexArrayDelete(fID);
fID = 0;
}
INHERITED::onRelease();
}
void GrGpuGLShaders::flushColor(GrColor color) {
const ProgramDesc& desc = fCurrentProgram.getDesc();
const GrDrawState& drawState = this->getDrawState();
if (this->getGeomSrc().fVertexLayout & kColor_VertexLayoutBit) {
// color will be specified per-vertex as an attribute
// invalidate the const vertex attrib color
fHWDrawState.setColor(GrColor_ILLEGAL);
} else {
switch (desc.fColorInput) {
case ProgramDesc::kAttribute_ColorInput:
if (fHWDrawState.getColor() != color) {
// OpenGL ES only supports the float varities of glVertexAttrib
float c[] = GR_COLOR_TO_VEC4(color);
GL_CALL(VertexAttrib4fv(GrGLProgram::ColorAttributeIdx(),
c));
fHWDrawState.setColor(color);
}
break;
case ProgramDesc::kUniform_ColorInput:
if (fProgramData->fColor != color) {
// OpenGL ES only supports the float varities of glVertexAttrib
float c[] = GR_COLOR_TO_VEC4(color);
GrAssert(GrGLProgram::kUnusedUniform !=
fProgramData->fUniLocations.fColorUni);
GL_CALL(Uniform4fv(fProgramData->fUniLocations.fColorUni,
1, c));
fProgramData->fColor = color;
}
break;
case ProgramDesc::kSolidWhite_ColorInput:
case ProgramDesc::kTransBlack_ColorInput:
break;
default:
GrCrash("Unknown color type.");
}
}
if (fProgramData->fUniLocations.fColorFilterUni
!= GrGLProgram::kUnusedUniform
&& fProgramData->fColorFilterColor
!= drawState.getColorFilterColor()) {
float c[] = GR_COLOR_TO_VEC4(drawState.getColorFilterColor());
GL_CALL(Uniform4fv(fProgramData->fUniLocations.fColorFilterUni, 1, c));
fProgramData->fColorFilterColor = drawState.getColorFilterColor();
}
}
static void
set_program(struct ctx *context, enum program_type type)
{
assert(context && type >= 0 && type < PROGRAM_LAST);
context->program = &context->programs[type];
GL_CALL(glUseProgram(context->program->obj));
}
GrGLProgram::~GrGLProgram() {
if (fProgramID) {
GL_CALL(DeleteProgram(fProgramID));
}
for (int i = 0; i < fFragmentProcessors.count(); ++i) {
delete fFragmentProcessors[i];
}
}
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 Mesh::UnSetAttributes(const Attribute *attributes) {
for (;;) {
switch (*attributes++) {
case kPosition3f:
GL_CALL(glDisableVertexAttribArray(kAttributePosition));
break;
case kNormal3f:
GL_CALL(glDisableVertexAttribArray(kAttributeNormal));
break;
case kTangent4f:
GL_CALL(glDisableVertexAttribArray(kAttributeTangent));
break;
case kTexCoord2f:
GL_CALL(glDisableVertexAttribArray(kAttributeTexCoord));
break;
case kColor4ub:
GL_CALL(glDisableVertexAttribArray(kAttributeColor));
break;
case kBoneIndices4ub:
GL_CALL(glDisableVertexAttribArray(kAttributeBoneIndices));
break;
case kBoneWeights4ub:
GL_CALL(glDisableVertexAttribArray(kAttributeBoneWeights));
break;
case kEND:
return;
}
}
}
void GrGLUniformHandler::bindUniformLocations(GrGLuint programID, const GrGLCaps& caps) {
if (caps.bindUniformLocationSupport()) {
int count = fUniforms.count();
for (int i = 0; i < count; ++i) {
GL_CALL(BindUniformLocation(programID, i, fUniforms[i].fVariable.c_str()));
fUniforms[i].fLocation = i;
}
}
}
void GrGLIndexBuffer::unlock() {
GrAssert(fBufferID);
GrAssert(isLocked());
GrAssert(this->getGpu()->getCaps().fBufferLockSupport);
this->bind();
GL_CALL(UnmapBuffer(GR_GL_ELEMENT_ARRAY_BUFFER));
fLockPtr = NULL;
}
void GrGLTexture::onRelease() {
if (fInfo.fID) {
if (GrBackendObjectOwnership::kBorrowed != fTextureIDOwnership) {
GL_CALL(DeleteTextures(1, &fInfo.fID));
}
fInfo.fID = 0;
}
INHERITED::onRelease();
}
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];
}
}
void GrGLRenderTarget::onRelease() {
if (!fIsWrapped) {
if (fTexFBOID) {
GL_CALL(DeleteFramebuffers(1, &fTexFBOID));
}
if (fRTFBOID && fRTFBOID != fTexFBOID) {
GL_CALL(DeleteFramebuffers(1, &fRTFBOID));
}
if (fMSColorRenderbufferID) {
GL_CALL(DeleteRenderbuffers(1, &fMSColorRenderbufferID));
}
}
fRTFBOID = 0;
fTexFBOID = 0;
fMSColorRenderbufferID = 0;
fIsWrapped = false;
INHERITED::onRelease();
}
void Mesh::Render(Renderer &renderer, bool ignore_material, size_t instances) {
SetAttributes(vbo_, format_, static_cast<int>(vertex_size_), nullptr);
for (auto it = indices_.begin(); it != indices_.end(); ++it) {
if (!ignore_material) it->mat->Set(renderer);
GL_CALL(glBindBuffer(GL_ELEMENT_ARRAY_BUFFER, it->ibo));
DrawElement(renderer, it->count, static_cast<int32_t>(instances));
}
UnSetAttributes(format_);
}
void GrGLVertexBuilder::bindVertexAttributes(GrGLuint programID) {
const GrPrimitiveProcessor& primProc = fProgramBuilder->primitiveProcessor();
int vaCount = primProc.numAttribs();
for (int i = 0; i < vaCount; i++) {
GL_CALL(BindAttribLocation(programID, i, primProc.getAttrib(i).fName));
}
return;
}
void BufferObject::FreeBufferObject()
{
ASSERT(m_bufferId != 0);
GL_CALL(glDeleteBuffers(1, &m_bufferId));
m_bufferId = 0;
m_isDirty = false;
m_sizeInBytes = 0;
}
void Texture::Bind(TextureId textureHandle, GLuint _slotIndex)
{
GLHELPER_ASSERT(_slotIndex < sizeof(s_boundTextures) / sizeof(void*), "Can't bind texture to slot " + std::to_string(_slotIndex) + ". Maximum number of slots is " + std::to_string(sizeof(s_boundTextures) / sizeof(Texture*)));
if(s_boundTextures[_slotIndex] != textureHandle)
{
GL_CALL(glBindTextureUnit, _slotIndex, textureHandle);
s_boundTextures[_slotIndex] = textureHandle;
}
}
void GrGpuGLShaders::flushTextureMatrix(int s) {
const GrGLint& uni = fProgramData->fUniLocations.fStages[s].fTextureMatrixUni;
GrGLTexture* texture = (GrGLTexture*) fCurrDrawState.fTextures[s];
if (NULL != texture) {
if (GrGLProgram::kUnusedUniform != uni &&
(((1 << s) & fDirtyFlags.fTextureChangedMask) ||
getHWSamplerMatrix(s) != getSamplerMatrix(s))) {
GrAssert(NULL != fCurrDrawState.fTextures[s]);
GrGLTexture* texture = (GrGLTexture*) fCurrDrawState.fTextures[s];
GrMatrix m = getSamplerMatrix(s);
GrSamplerState::SampleMode mode =
fCurrDrawState.fSamplerStates[s].getSampleMode();
AdjustTextureMatrix(texture, mode, &m);
// ES doesn't allow you to pass true to the transpose param,
// so do our own transpose
GrGLfloat mt[] = {
GrScalarToFloat(m[GrMatrix::kMScaleX]),
GrScalarToFloat(m[GrMatrix::kMSkewY]),
GrScalarToFloat(m[GrMatrix::kMPersp0]),
GrScalarToFloat(m[GrMatrix::kMSkewX]),
GrScalarToFloat(m[GrMatrix::kMScaleY]),
GrScalarToFloat(m[GrMatrix::kMPersp1]),
GrScalarToFloat(m[GrMatrix::kMTransX]),
GrScalarToFloat(m[GrMatrix::kMTransY]),
GrScalarToFloat(m[GrMatrix::kMPersp2])
};
if (GrGLProgram::kSetAsAttribute ==
fProgramData->fUniLocations.fStages[s].fTextureMatrixUni) {
int baseIdx = GrGLProgram::TextureMatrixAttributeIdx(s);
GL_CALL(VertexAttrib4fv(baseIdx + 0, mt+0));
GL_CALL(VertexAttrib4fv(baseIdx + 1, mt+3));
GL_CALL(VertexAttrib4fv(baseIdx + 2, mt+6));
} else {
GL_CALL(UniformMatrix3fv(uni, 1, false, mt));
}
recordHWSamplerMatrix(s, getSamplerMatrix(s));
}
}
}
bool Buffer::unmap() {
GL_ASSERT(_mapped, "unmapping buffer %p, which is not mapped", this);
bool rv;
BufferBindguard guard(_target, *this);
GL_CALL(rv = glUnmapBuffer(_target));
if (rv) {
_mapped = false;
}
return rv;
}
void GLInstancedRendering::onResetGpuResources(ResetType resetType) {
if (fVertexArrayID && ResetType::kDestroy == resetType) {
GL_CALL(DeleteVertexArrays(1, &fVertexArrayID));
this->glGpu()->notifyVertexArrayDelete(fVertexArrayID);
}
fVertexArrayID = 0;
fInstanceBuffer.reset();
fDrawIndirectBuffer.reset();
fInstanceAttribsBufferUniqueId = SK_InvalidUniqueID;
}
bool GrGLBuffer::onUpdateData(const void* src, size_t srcSizeInBytes) {
if (this->wasDestroyed()) {
return false;
}
SkASSERT(!this->isMapped());
VALIDATE();
if (srcSizeInBytes > fSizeInBytes) {
return false;
}
if (0 == fBufferID) {
memcpy(fCPUData, src, srcSizeInBytes);
return true;
}
SkASSERT(srcSizeInBytes <= fSizeInBytes);
// bindbuffer handles dirty context
GrGLenum target = this->glGpu()->bindBuffer(fIntendedType, this);
#if GR_GL_USE_BUFFER_DATA_NULL_HINT
if (fSizeInBytes == srcSizeInBytes) {
GL_CALL(BufferData(target, (GrGLsizeiptr) srcSizeInBytes, src, fUsage));
} else {
// Before we call glBufferSubData we give the driver a hint using
// glBufferData with nullptr. This makes the old buffer contents
// inaccessible to future draws. The GPU may still be processing
// draws that reference the old contents. With this hint it can
// assign a different allocation for the new contents to avoid
// flushing the gpu past draws consuming the old contents.
// TODO I think we actually want to try calling bufferData here
GL_CALL(BufferData(target, fSizeInBytes, nullptr, fUsage));
GL_CALL(BufferSubData(target, 0, (GrGLsizeiptr) srcSizeInBytes, src));
}
fGLSizeInBytes = fSizeInBytes;
#else
// Note that we're cheating on the size here. Currently no methods
// allow a partial update that preserves contents of non-updated
// portions of the buffer (map() does a glBufferData(..size, nullptr..))
GL_CALL(BufferData(target, srcSizeInBytes, src, fUsage));
fGLSizeInBytes = srcSizeInBytes;
#endif
VALIDATE();
return true;
}
void GrGLBufferImpl::unlock(GrGpuGL* gpu) {
VALIDATE();
SkASSERT(this->isLocked());
if (0 != fDesc.fID) {
SkASSERT(gpu->caps()->bufferLockSupport());
this->bind(gpu);
GL_CALL(gpu, UnmapBuffer(fBufferType));
}
fLockPtr = NULL;
}
GrGpuGLShaders::~GrGpuGLShaders() {
if (fProgramData && 0 != fHWProgramID) {
// detach the current program so there is no confusion on OpenGL's part
// that we want it to be deleted
SkASSERT(fHWProgramID == fProgramData->fProgramID);
GL_CALL(UseProgram(0));
}
delete fProgramCache;
}
void GrGLProgram::initSamplerUniforms() {
GL_CALL(UseProgram(fBuilderOutput.fProgramID));
GrGLint texUnitIdx = 0;
if (fBuilderOutput.fUniformHandles.fDstCopySamplerUni.isValid()) {
fUniformManager->setSampler(fBuilderOutput.fUniformHandles.fDstCopySamplerUni, texUnitIdx);
fDstCopyTexUnit = texUnitIdx++;
}
fBuilderOutput.fColorEffects->initSamplers(*fUniformManager, &texUnitIdx);
fBuilderOutput.fCoverageEffects->initSamplers(*fUniformManager, &texUnitIdx);
}
void GrGLPathRendering::stencilPath(const GrPath* path, const GrStencilSettings& stencilSettings) {
GrGLuint id = static_cast<const GrGLPath*>(path)->pathID();
this->flushPathStencilSettings(stencilSettings);
SkASSERT(!fHWPathStencilSettings.isTwoSided());
const SkStrokeRec& stroke = path->getStroke();
GrGLenum fillMode =
gr_stencil_op_to_gl_path_rendering_fill_mode(fHWPathStencilSettings.passOp(GrStencilSettings::kFront_Face));
GrGLint writeMask = fHWPathStencilSettings.writeMask(GrStencilSettings::kFront_Face);
if (stroke.isFillStyle() || SkStrokeRec::kStrokeAndFill_Style == stroke.getStyle()) {
GL_CALL(StencilFillPath(id, fillMode, writeMask));
}
if (stroke.needToApply()) {
GL_CALL(StencilStrokePath(id, 0xffff, writeMask));
}
}
void GrGLVertexBuilder::bindVertexAttributes(GrGLuint programID) {
const GrGeometryProcessor* gp = fProgramBuilder->fOptState.getGeometryProcessor();
const GrGeometryProcessor::VertexAttribArray& v = gp->getAttribs();
int vaCount = v.count();
for (int i = 0; i < vaCount; i++) {
GL_CALL(BindAttribLocation(programID, i, v[i].fName));
}
return;
}