/*
* Copyright 2018 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#include "src/gpu/mtl/GrMtlPipelineStateDataManager.h"
#include "src/gpu/mtl/GrMtlBuffer.h"
#include "src/gpu/mtl/GrMtlGpu.h"
#if !__has_feature(objc_arc)
#error This file must be compiled with Arc. Use -fobjc-arc flag
#endif
GrMtlPipelineStateDataManager::GrMtlPipelineStateDataManager(const UniformInfoArray& uniforms,
uint32_t uniformSize)
: fUniformSize(uniformSize)
, fUniformsDirty(false) {
fUniformData.reset(uniformSize);
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 GrMtlUniformHandler::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.fOffset = uniformInfo.fUBOffset;
}
}
void* GrMtlPipelineStateDataManager::getBufferPtrAndMarkDirty(const Uniform& uni) const {
fUniformsDirty = true;
return static_cast<char*>(fUniformData.get())+uni.fOffset;
}
void GrMtlPipelineStateDataManager::set1i(UniformHandle u, int32_t i) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt_GrSLType || uni.fType == kShort_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
memcpy(buffer, &i, sizeof(int32_t));
}
void GrMtlPipelineStateDataManager::set1iv(UniformHandle u,
int arrayCount,
const int32_t v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt_GrSLType || uni.fType == kShort_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 GrMtlPipelineStateDataManager::set1f(UniformHandle u, float v0) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat_GrSLType || uni.fType == kHalf_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(float) == 4);
memcpy(buffer, &v0, sizeof(float));
}
void GrMtlPipelineStateDataManager::set1fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat_GrSLType || uni.fType == kHalf_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 * sizeof(float));
}
void GrMtlPipelineStateDataManager::set2i(UniformHandle u, int32_t i0, int32_t i1) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt2_GrSLType || uni.fType == kShort2_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
int32_t v[2] = { i0, i1 };
memcpy(buffer, v, 2 * sizeof(int32_t));
}
void GrMtlPipelineStateDataManager::set2iv(UniformHandle u,
int arrayCount,
const int32_t v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt2_GrSLType || uni.fType == kShort2_GrSLType);
SkASSERT(arrayCount > 0);
SkASSERT(arrayCount <= uni.fArrayCount ||
(1 == arrayCount && GrShaderVar::kNonArray == uni.fArrayCount));
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(int32_t) == 4);
memcpy(buffer, v, arrayCount*sizeof(int32_t));
}
void GrMtlPipelineStateDataManager::set2f(UniformHandle u, float v0, float v1) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat2_GrSLType || uni.fType == kHalf2_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 GrMtlPipelineStateDataManager::set2fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat2_GrSLType || uni.fType == kHalf2_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 * 2 * sizeof(float));
}
void GrMtlPipelineStateDataManager::set3i(UniformHandle u,
int32_t i0,
int32_t i1,
int32_t i2) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt3_GrSLType || uni.fType == kShort3_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
int32_t v[3] = { i0, i1, i2 };
memcpy(buffer, v, 3 * sizeof(int32_t));
}
void GrMtlPipelineStateDataManager::set3iv(UniformHandle u,
int arrayCount,
const int32_t v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt3_GrSLType || uni.fType == kShort3_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[3 * i];
memcpy(buffer, curVec, 3 * sizeof(int32_t));
buffer = static_cast<char*>(buffer) + 4*sizeof(int32_t);
}
}
void GrMtlPipelineStateDataManager::set3f(UniformHandle u, float v0, float v1, float v2) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat3_GrSLType || uni.fType == kHalf3_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 GrMtlPipelineStateDataManager::set3fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat3_GrSLType || uni.fType == kHalf3_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 GrMtlPipelineStateDataManager::set4i(UniformHandle u,
int32_t i0,
int32_t i1,
int32_t i2,
int32_t i3) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt4_GrSLType || uni.fType == kShort4_GrSLType);
SkASSERT(GrShaderVar::kNonArray == uni.fArrayCount);
void* buffer = this->getBufferPtrAndMarkDirty(uni);
int32_t v[4] = { i0, i1, i2, i3 };
memcpy(buffer, v, 4 * sizeof(int32_t));
}
void GrMtlPipelineStateDataManager::set4iv(UniformHandle u,
int arrayCount,
const int32_t v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kInt4_GrSLType || uni.fType == kShort4_GrSLType);
SkASSERT(arrayCount > 0);
SkASSERT(arrayCount <= uni.fArrayCount ||
(1 == arrayCount && GrShaderVar::kNonArray == uni.fArrayCount));
void* buffer = this->getBufferPtrAndMarkDirty(uni);
SkASSERT(sizeof(int32_t) == 4);
memcpy(buffer, v, arrayCount * 4 * sizeof(int32_t));
}
void GrMtlPipelineStateDataManager::set4f(UniformHandle u,
float v0,
float v1,
float v2,
float v3) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat4_GrSLType || uni.fType == kHalf4_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 GrMtlPipelineStateDataManager::set4fv(UniformHandle u,
int arrayCount,
const float v[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat4_GrSLType || uni.fType == kHalf4_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 GrMtlPipelineStateDataManager::setMatrix2f(UniformHandle u, const float matrix[]) const {
this->setMatrices<2>(u, 1, matrix);
}
void GrMtlPipelineStateDataManager::setMatrix2fv(UniformHandle u,
int arrayCount,
const float m[]) const {
this->setMatrices<2>(u, arrayCount, m);
}
void GrMtlPipelineStateDataManager::setMatrix3f(UniformHandle u, const float matrix[]) const {
this->setMatrices<3>(u, 1, matrix);
}
void GrMtlPipelineStateDataManager::setMatrix3fv(UniformHandle u,
int arrayCount,
const float m[]) const {
this->setMatrices<3>(u, arrayCount, m);
}
void GrMtlPipelineStateDataManager::setMatrix4f(UniformHandle u, const float matrix[]) const {
this->setMatrices<4>(u, 1, matrix);
}
void GrMtlPipelineStateDataManager::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 GrMtlPipelineStateDataManager::setMatrices(
UniformHandle u,
int arrayCount,
const float matrices[]) const {
const Uniform& uni = fUniforms[u.toIndex()];
SkASSERT(uni.fType == kFloat2x2_GrSLType + (N - 2) ||
uni.fType == kHalf2x2_GrSLType + (N - 2));
SkASSERT(arrayCount > 0);
SkASSERT(arrayCount <= uni.fArrayCount ||
(1 == arrayCount && GrShaderVar::kNonArray == uni.fArrayCount));
fUniformsDirty = true;
set_uniform_matrix<N>::set(fUniformData.get(), uni.fOffset, arrayCount, matrices);
}
template<> struct set_uniform_matrix<2> {
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 * 4 * sizeof(float));
}
};
template<> struct set_uniform_matrix<3> {
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[3 * 3 * i];
for (int j = 0; j < 3; ++j) {
memcpy(buffer, &matrix[j * 3], 3 * 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));
}
};
void GrMtlPipelineStateDataManager::uploadAndBindUniformBuffers(
GrMtlGpu* gpu,
id<MTLRenderCommandEncoder> renderCmdEncoder) const {
if (fUniformSize && fUniformsDirty) {
SkASSERT(fUniformSize < 4*1024);
[renderCmdEncoder setVertexBytes: fUniformData.get()
length: fUniformSize
atIndex: GrMtlUniformHandler::kUniformBinding];
[renderCmdEncoder setFragmentBytes: fUniformData.get()
length: fUniformSize
atIndex: GrMtlUniformHandler::kUniformBinding];
fUniformsDirty = false;
}
}
void GrMtlPipelineStateDataManager::resetDirtyBits() {
fUniformsDirty = true;
}
