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Adding the 45 codepath for debug

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This commit is contained in:
samcake 2017-04-28 16:52:43 -07:00
parent d0fa8fe887
commit bfe8bc7593
1 changed files with 44 additions and 1 deletions
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45
libraries/gpu-gl/src/gpu/gl41/GL41BackendTexture.cpp
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@ -325,6 +325,27 @@ void GL41VariableAllocationTexture::promote() {
allocateStorage(targetAllocatedMip);
if (_texelFormat.isCompressed()) {
#if defined(USE_45IMAGECOPY_PROMOTE)
withPreservedTexture([&] {
uint16_t numMips = _gpuObject.getNumMips();
// copy pre-existing mips
for (uint16_t mip = _populatedMip; mip < numMips; ++mip) {
auto mipDimensions = _gpuObject.evalMipDimensions(mip);
uint16_t targetMip = mip - _allocatedMip;
uint16_t sourceMip = mip - oldAllocatedMip;
auto faces = getFaceCount(_target);
for (uint8_t face = 0; face < faces; ++face) {
glCopyImageSubData(
oldId, _target, sourceMip, 0, 0, face,
_id, _target, targetMip, 0, 0, face,
mipDimensions.x, mipDimensions.y, 1
);
(void)CHECK_GL_ERROR();
}
}
syncSampler();
});
#else
GLuint pbo { 0 };
glGenBuffers(1, &pbo);
glBindBuffer(GL_PIXEL_PACK_BUFFER, pbo);
@ -406,6 +427,7 @@ void GL41VariableAllocationTexture::promote() {
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
glDeleteBuffers(1, &pbo);
#endif
} else {
withPreservedTexture([&] {
GLuint fbo { 0 };
@ -452,6 +474,27 @@ void GL41VariableAllocationTexture::demote() {
_populatedMip = std::max(_populatedMip, _allocatedMip);
if (_texelFormat.isCompressed()) {
#if defined(USE_45IMAGECOPY_DEMOTE)
withPreservedTexture([&] {
uint16_t numMips = _gpuObject.getNumMips();
// copy pre-existing mips
for (uint16_t mip = _populatedMip; mip < numMips; ++mip) {
auto mipDimensions = _gpuObject.evalMipDimensions(mip);
uint16_t targetMip = mip - _allocatedMip;
uint16_t sourceMip = targetMip + 1;
auto faces = getFaceCount(_target);
for (uint8_t face = 0; face < faces; ++face) {
glCopyImageSubData(
oldId, _target, sourceMip, 0, 0, face,
_id, _target, targetMip, 0, 0, face,
mipDimensions.x, mipDimensions.y, 1
);
(void)CHECK_GL_ERROR();
}
}
syncSampler();
});
#else
GLuint pbo { 0 };
glGenBuffers(1, &pbo);
glBindBuffer(GL_PIXEL_PACK_BUFFER, pbo);
@ -528,7 +571,7 @@ void GL41VariableAllocationTexture::demote() {
glBindBuffer(GL_PIXEL_UNPACK_BUFFER, 0);
glDeleteBuffers(1, &pbo);
#endif
} else {
withPreservedTexture([&] {
GLuint fbo { 0 };