Mirrors/overte-lubosz
3
0
Fork 0
mirror of https://github.com/lubosz/overte.git synced 2025-04-24 11:43:16 +02:00
Code Issues Projects Releases Packages Wiki Activity Actions

COmbining more intrumentation, mip generation on cpu and an improved blit for the derez case

Browse source
This commit is contained in:
samcake 2017-02-03 12:03:59 -08:00
parent 6e3c58faf4
commit 27dab5c4ba
3 changed files with 49 additions and 20 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

2
libraries/gpu-gl/src/gpu/gl/GLTextureTransfer.cpp
View file

@ -113,6 +113,7 @@ void GLTextureTransferHelper::queueExecution(VoidLambda lambda) {
#define MAX_TRANSFERS_PER_PASS 2
bool GLTextureTransferHelper::process() {
PROFILE_RANGE(render_gpu_gl, __FUNCTION__)
// Take any new textures or commands off the queue
VoidLambdaList pendingCommands;
TextureList newTransferTextures;
@ -151,6 +152,7 @@ bool GLTextureTransferHelper::process() {
#endif
return true;
}
PROFILE_COUNTER_IF_CHANGED(render_gpu_gl, "transferringTextures", size_t, _transferringTextures.size())
static auto lastReport = usecTimestampNow();
auto now = usecTimestampNow();

65
libraries/gpu-gl/src/gpu/gl45/GL45BackendTexture.cpp
View file

@ -297,6 +297,7 @@ void GL45Texture::startTransfer() {
}
bool GL45Texture::continueTransfer() {
PROFILE_RANGE(render_gpu_gl, "continueTransfer")
size_t maxFace = GL_TEXTURE_CUBE_MAP == _target ? CUBE_NUM_FACES : 1;
for (uint8_t face = 0; face < maxFace; ++face) {
for (uint16_t mipLevel = _minMip; mipLevel <= _maxMip; ++mipLevel) {
@ -306,6 +307,8 @@ bool GL45Texture::continueTransfer() {
_sparseInfo.allocatedPages += _sparseInfo.getPageCount(size);
}
if (_gpuObject.isStoredMipFaceAvailable(mipLevel, face)) {
PROFILE_RANGE_EX(render_gpu_gl, "texSubImage", 0x0000ffff, (size.x * size.y * maxFace / 1024));
auto mip = _gpuObject.accessStoredMipFace(mipLevel, face);
GLTexelFormat texelFormat = GLTexelFormat::evalGLTexelFormat(_gpuObject.getTexelFormat(), mip->getFormat());
if (GL_TEXTURE_2D == _target) {
@ -379,6 +382,8 @@ void GL45Texture::stripToMip(uint16_t newMinMip) {
return;
}
PROFILE_RANGE(render_gpu_gl, "GL45Texture::stripToMip");
auto mipLevels = usedMipLevels();
{
Lock lock(texturesByMipCountsMutex);
@ -420,29 +425,51 @@ void GL45Texture::stripToMip(uint16_t newMinMip) {
auto newLevels = usedMipLevels();
// Create and setup the new texture (allocate)
glCreateTextures(_target, 1, &const_cast<GLuint&>(_id));
glTextureParameteri(_id, GL_TEXTURE_BASE_LEVEL, 0);
glTextureParameteri(_id, GL_TEXTURE_MAX_LEVEL, _maxMip - _minMip);
Vec3u newDimensions = _gpuObject.evalMipDimensions(_mipOffset);
glTextureStorage2D(_id, newLevels, _internalFormat, newDimensions.x, newDimensions.y);
{
Vec3u newDimensions = _gpuObject.evalMipDimensions(_mipOffset);
PROFILE_RANGE_EX(render_gpu_gl, "Re-Allocate", 0xff0000ff, (newDimensions.x * newDimensions.y));
glCreateTextures(_target, 1, &const_cast<GLuint&>(_id));
glTextureParameteri(_id, GL_TEXTURE_BASE_LEVEL, 0);
glTextureParameteri(_id, GL_TEXTURE_MAX_LEVEL, _maxMip - _minMip);
glTextureStorage2D(_id, newLevels, _internalFormat, newDimensions.x, newDimensions.y);
}
// Copy the contents of the old texture to the new
GLuint fbo { 0 };
glCreateFramebuffers(1, &fbo);
glBindFramebuffer(GL_READ_FRAMEBUFFER, fbo);
for (uint16 targetMip = _minMip; targetMip <= _maxMip; ++targetMip) {
uint16 sourceMip = targetMip + mipDelta;
Vec3u mipDimensions = _gpuObject.evalMipDimensions(targetMip + _mipOffset);
for (GLenum target : getFaceTargets(_target)) {
glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, target, oldId, sourceMip);
(void)CHECK_GL_ERROR();
glCopyTextureSubImage2D(_id, targetMip, 0, 0, 0, 0, mipDimensions.x, mipDimensions.y);
(void)CHECK_GL_ERROR();
{
PROFILE_RANGE(render_gpu_gl, "Blit");
/*
GLuint fbo { 0 };
glCreateFramebuffers(1, &fbo);
glBindFramebuffer(GL_READ_FRAMEBUFFER, fbo);
for (uint16 targetMip = _minMip; targetMip <= _maxMip; ++targetMip) {
uint16 sourceMip = targetMip + mipDelta;
Vec3u mipDimensions = _gpuObject.evalMipDimensions(targetMip + _mipOffset);
for (GLenum target : getFaceTargets(_target)) {
glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, target, oldId, sourceMip);
(void)CHECK_GL_ERROR();
glCopyTextureSubImage2D(_id, targetMip, 0, 0, 0, 0, mipDimensions.x, mipDimensions.y);
(void)CHECK_GL_ERROR();
}
}
glBindFramebuffer(GL_READ_FRAMEBUFFER, 0);
glDeleteFramebuffers(1, &fbo);
*/
for (uint16 targetMip = _minMip; targetMip <= _maxMip; ++targetMip) {
uint16 sourceMip = targetMip + mipDelta;
Vec3u mipDimensions = _gpuObject.evalMipDimensions(targetMip + _mipOffset);
for (GLenum target : getFaceTargets(_target)) {
glCopyImageSubData(
oldId, target, sourceMip, 0, 0, 0,
_id, target, targetMip, 0, 0, 0,
mipDimensions.x, mipDimensions.y, 1
);
(void)CHECK_GL_ERROR();
}
}
glDeleteTextures(1, &oldId);
}
glBindFramebuffer(GL_READ_FRAMEBUFFER, 0);
glDeleteFramebuffers(1, &fbo);
glDeleteTextures(1, &oldId);
}
// Re-sync the sampler to force access to the new mip level

2
libraries/model/src/model/TextureMap.cpp
View file

@ -200,7 +200,7 @@ const QImage& image, bool isLinear, bool doCompress) {
}
}
#define CPU_MIPMAPS 0
#define CPU_MIPMAPS 1
void generateMips(gpu::Texture* texture, QImage& image, gpu::Element formatMip) {
#if CPU_MIPMAPS