kraken_engine/kraken
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Implemented new quality setting, "siren_reverb_max_length".

Browse Source 
Optimizations to Impulse Response Reverb convolution algorithm to speed up FFT's and reduce memory consumption.
GL_EXT_texture_storage extension now functioning for cube maps.
This commit is contained in:
Kearwood Gilbert
2013-05-15 15:03:08 -07:00
parent f9f0c5c704
commit 1c7aea8d50
9 changed files with 134 additions and 78 deletions
Download Patch File Download Diff File Expand all files Collapse all files

62
KREngine/kraken/KRTextureCube.cpp
View File

@@ -55,35 +55,59 @@ KRTextureCube::~KRTextureCube()
bool KRTextureCube::createGLTexture(int lod_max_dim)
{
bool success = true;
GLuint prev_handle = 0;
int prev_lod_max_dim = 0;
long prev_mem_size = 0;
#if GL_APPLE_copy_texture_levels && GL_EXT_texture_storage
if(m_iHandle != 0) {
prev_handle = m_iHandle;
prev_mem_size = getMemSize();
m_iHandle = 0;
m_textureMemUsed = 0;
prev_lod_max_dim = m_current_lod_max_dim;
}
#else
releaseHandle();
#endif
m_current_lod_max_dim = 0;
GLDEBUG(glGenTextures(1, &m_iHandle));
if(m_iHandle == 0) {
return false;
}
GLDEBUG(glBindTexture(GL_TEXTURE_CUBE_MAP, m_iHandle));
bool bMipMaps = false;
success = false;
} else {
GLDEBUG(glBindTexture(GL_TEXTURE_CUBE_MAP, m_iHandle));
bool bMipMaps = false;
for(int i=0; i<6; i++) {
std::string faceName = getName() + SUFFIXES[i];
KRTexture2D *faceTexture = (KRTexture2D *)getContext().getTextureManager()->getTexture(faceName);
if(faceTexture) {
if(faceTexture->hasMipmaps()) bMipMaps = true;
faceTexture->uploadTexture(TARGETS[i], lod_max_dim, m_current_lod_max_dim, m_textureMemUsed, 0, 0);
for(int i=0; i<6; i++) {
std::string faceName = getName() + SUFFIXES[i];
KRTexture2D *faceTexture = (KRTexture2D *)getContext().getTextureManager()->getTexture(faceName);
if(faceTexture) {
if(faceTexture->hasMipmaps()) bMipMaps = true;
faceTexture->uploadTexture(TARGETS[i], lod_max_dim, m_current_lod_max_dim, m_textureMemUsed, prev_lod_max_dim, prev_handle);
}
}
if(bMipMaps) {
GLDEBUG(glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR));
} else {
// GLDEBUG(glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR));
GLDEBUG(glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR));
GLDEBUG(glGenerateMipmap(GL_TEXTURE_CUBE_MAP));
}
}
if(bMipMaps) {
GLDEBUG(glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR));
} else {
// GLDEBUG(glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR));
GLDEBUG(glTexParameteri(GL_TEXTURE_CUBE_MAP, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR));
GLDEBUG(glGenerateMipmap(GL_TEXTURE_CUBE_MAP));
if(prev_handle != 0) {
getContext().getTextureManager()->memoryChanged(-prev_mem_size);
GLDEBUG(glDeleteTextures(1, &prev_handle));
}
return true;
return success;
}
long KRTextureCube::getMemRequiredForSize(int max_dim)