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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "GrVkPipelineStateDataManager.h"
#include "GrVkGpu.h"
#include "GrVkUniformBuffer.h"
GrVkPipelineStateDataManager::GrVkPipelineStateDataManager(const UniformInfoArray& uniforms,
uint32_t vertexUniformSize,
uint32_t fragmentUniformSize)
: fVertexUniformSize(vertexUniformSize)
, fFragmentUniformSize(fragmentUniformSize)
, fVertexUniformsDirty(false)
, fFragmentUniformsDirty(false) {
fVertexUniformData.reset(vertexUniformSize);
fFragmentUniformData.reset(fragmentUniformSize);
int count = uniforms.count();
fUniforms.push_back_n(count);
// We must add uniforms in same order is the UniformInfoArray so that UniformHandles already
// owned by other objects will still match up here.
for (int i = 0; i < count; i++) {
Uniform& uniform = fUniforms[i];
const GrVkUniformHandler::UniformInfo uniformInfo = uniforms[i];
SkASSERT(GrShaderVar::kNonArray == uniformInfo.fVariable.getArrayCount() ||
uniformInfo.fVariable.getArrayCount() > 0);
SkDEBUGCODE(
uniform.fArrayCount = uniformInfo.fVariable.getArrayCount();
uniform.fType = uniformInfo.fVariable.getType();
);
uniform.fBinding =
(kVertex_GrShaderFlag == uniformInfo.fVisibility) ? GrVkUniformHandler::kVertexBinding
: GrVkUniformHandler::kFragBinding;
uniform.fOffset = uniformInfo.fUBOffset;
}
}
void* GrVkPipelineStateDataManager::getBufferPtrAndMarkDirty(const Uniform& uni) const {
void* buffer;
if (GrVkUniformHandler::kVertexBinding == uni.fBinding) {
buffer = fVertexUniformData.get();
fVertexUniformsDirty = true;
}
else {
SkASSERT(GrVkUniformHandler::kFragBinding == uni.fBinding);
buffer = fFragmentUniformData.get();
fFragmentUniformsDirty = true;
}
buffer = static_cast<char*>(buffer)+uni.fOffset;
return buffer;
}
void GrVkPipelineStateDataManager::set1i(UniformHandle u, int32_t i) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
memcpy(buffer, &i, sizeof(int32_t));
}
void GrVkPipelineStateDataManager::set1iv(UniformHandle u,
int arrayCount,
const int32_t v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt_GrSLType);
SkASSERT(arrayCount > 0);
SkASSERT(arrayCount <= uni.fArrayCount ||
(1 == arrayCount && GrShaderVar::kNonArray == uni.fArrayCount));
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(int32_t) == 4);
for (int i = 0; i < arrayCount; ++i) {
const int32_t* curVec = &v[i];
memcpy(buffer, curVec, sizeof(int32_t));
buffer = static_cast<char*>(buffer) + 4*sizeof(int32_t);
}
}
void GrVkPipelineStateDataManager::set1f(UniformHandle u, float v0) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(float) == 4);
memcpy(buffer, &v0, sizeof(float));
}
void GrVkPipelineStateDataManager::set1fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat_GrSLType);
SkASSERT(arrayCount > 0);
SkASSERT(arrayCount <= uni.fArrayCount ||
(1 == arrayCount && GrShaderVar::kNonArray == uni.fArrayCount));
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(float) == 4);
for (int i = 0; i < arrayCount; ++i) {
const float* curVec = &v[i];
memcpy(buffer, curVec, sizeof(float));
buffer = static_cast<char*>(buffer) + 4*sizeof(float);
}
}
void GrVkPipelineStateDataManager::set2f(UniformHandle u, float v0, float v1) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec2f_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(float) == 4);
float v[2] = { v0, v1 };
memcpy(buffer, v, 2 * sizeof(float));
}
void GrVkPipelineStateDataManager::set2fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec2f_GrSLType);
SkASSERT(arrayCount > 0);
SkASSERT(arrayCount <= uni.fArrayCount ||
(1 == arrayCount && GrShaderVar::kNonArray == uni.fArrayCount));
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(float) == 4);
for (int i = 0; i < arrayCount; ++i) {
const float* curVec = &v[2 * i];
memcpy(buffer, curVec, 2 * sizeof(float));
buffer = static_cast<char*>(buffer) + 4*sizeof(float);
}
}
void GrVkPipelineStateDataManager::set3f(UniformHandle u, float v0, float v1, float v2) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec3f_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(float) == 4);
float v[3] = { v0, v1, v2 };
memcpy(buffer, v, 3 * sizeof(float));
}
void GrVkPipelineStateDataManager::set3fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec3f_GrSLType);
SkASSERT(arrayCount > 0);
SkASSERT(arrayCount <= uni.fArrayCount ||
(1 == arrayCount && GrShaderVar::kNonArray == uni.fArrayCount));
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(float) == 4);
for (int i = 0; i < arrayCount; ++i) {
const float* curVec = &v[3 * i];
memcpy(buffer, curVec, 3 * sizeof(float));
buffer = static_cast<char*>(buffer) + 4*sizeof(float);
}
}
void GrVkPipelineStateDataManager::set4f(UniformHandle u,
float v0,
float v1,
float v2,
float v3) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec4f_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(float) == 4);
float v[4] = { v0, v1, v2, v3 };
memcpy(buffer, v, 4 * sizeof(float));
}
void GrVkPipelineStateDataManager::set4fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kVec4f_GrSLType);
SkASSERT(arrayCount > 0);
SkASSERT(arrayCount <= uni.fArrayCount ||
(1 == arrayCount && GrShaderVar::kNonArray == uni.fArrayCount));
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(float) == 4);
memcpy(buffer, v, arrayCount * 4 * sizeof(float));
}
void GrVkPipelineStateDataManager::setMatrix2f(UniformHandle u, const float matrix[]) const {
this->setMatrices<2>(u, 1, matrix);
}
void GrVkPipelineStateDataManager::setMatrix2fv(UniformHandle u,
int arrayCount,
const float m[]) const {
this->setMatrices<2>(u, arrayCount, m);
}
void GrVkPipelineStateDataManager::setMatrix3f(UniformHandle u, const float matrix[]) const {
this->setMatrices<3>(u, 1, matrix);
}
void GrVkPipelineStateDataManager::setMatrix3fv(UniformHandle u,
int arrayCount,
const float m[]) const {
this->setMatrices<3>(u, arrayCount, m);
}
void GrVkPipelineStateDataManager::setMatrix4f(UniformHandle u, const float matrix[]) const {
this->setMatrices<4>(u, 1, matrix);
}
void GrVkPipelineStateDataManager::setMatrix4fv(UniformHandle u,
int arrayCount,
const float m[]) const {
this->setMatrices<4>(u, arrayCount, m);
}
template<int N> struct set_uniform_matrix;
template<int N> inline void GrVkPipelineStateDataManager::setMatrices(UniformHandle u,
int arrayCount,
const float matrices[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kMat22f_GrSLType + (N - 2));
SkASSERT(arrayCount > 0);
SkASSERT(arrayCount <= uni.fArrayCount ||
(1 == arrayCount && GrShaderVar::kNonArray == uni.fArrayCount));
void* buffer;
if (GrVkUniformHandler::kVertexBinding == uni.fBinding) {
buffer = fVertexUniformData.get();
fVertexUniformsDirty = true;
} else {
SkASSERT(GrVkUniformHandler::kFragBinding == uni.fBinding);
buffer = fFragmentUniformData.get();
fFragmentUniformsDirty = true;
}
set_uniform_matrix<N>::set(buffer, uni.fOffset, arrayCount, matrices);
}
template<int N> struct set_uniform_matrix {
inline static void set(void* buffer, int uniformOffset, int count, const float matrices[]) {
GR_STATIC_ASSERT(sizeof(float) == 4);
buffer = static_cast<char*>(buffer) + uniformOffset;
for (int i = 0; i < count; ++i) {
const float* matrix = &matrices[N * N * i];
for (int j = 0; j < N; ++j) {
memcpy(buffer, &matrix[j * N], N * sizeof(float));
buffer = static_cast<char*>(buffer) + 4 * sizeof(float);
}
}
}
};
template<> struct set_uniform_matrix<4> {
inline static void set(void* buffer, int uniformOffset, int count, const float matrices[]) {
GR_STATIC_ASSERT(sizeof(float) == 4);
buffer = static_cast<char*>(buffer) + uniformOffset;
memcpy(buffer, matrices, count * 16 * sizeof(float));
}
};
bool GrVkPipelineStateDataManager::uploadUniformBuffers(GrVkGpu* gpu,
GrVkUniformBuffer* vertexBuffer,
GrVkUniformBuffer* fragmentBuffer) const {
bool updatedBuffer = false;
if (vertexBuffer && fVertexUniformsDirty) {
SkAssertResult(vertexBuffer->updateData(gpu, fVertexUniformData.get(), fVertexUniformSize,
&updatedBuffer));
fVertexUniformsDirty = false;
}
if (fragmentBuffer && fFragmentUniformsDirty) {
SkAssertResult(fragmentBuffer->updateData(gpu, fFragmentUniformData.get(),
fFragmentUniformSize, &updatedBuffer));
fFragmentUniformsDirty = false;
}
return updatedBuffer;
}
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