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ogl: one framebuffer per efb2tex texture 

suggestion from nvidia/valve. let's see if it helps
This commit is contained in:
degasus 2013-04-08 14:36:58 +02:00
parent deece78e19
commit 3897e1959e
2 changed files with 16 additions and 19 deletions
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34
Source/Plugins/Plugin_VideoOGL/Src/TextureCache.cpp
View File

@ -74,8 +74,6 @@ struct VBOCache {
};
static std::map<u64,VBOCache> s_VBO;
static u32 s_TempFramebuffer = 0;
bool SaveTexture(const char* filename, u32 textarget, u32 tex, int virtual_width, int virtual_height, unsigned int level)
{
int width = std::max(virtual_width >> level, 1);
@ -107,12 +105,20 @@ TextureCache::TCacheEntry::~TCacheEntry()
glDeleteTextures(1, &texture);
texture = 0;
}
if (framebuffer)
{
glDeleteFramebuffers(1, &framebuffer);
framebuffer = 0;
}
}
TextureCache::TCacheEntry::TCacheEntry()
{
glGenTextures(1, &texture);
GL_REPORT_ERRORD();
framebuffer = 0;
}
void TextureCache::TCacheEntry::Bind(unsigned int stage)
@ -268,9 +274,13 @@ TextureCache::TCacheEntryBase* TextureCache::CreateRenderTargetTexture(
entry->m_tex_levels = 1;
glTexImage2D(GL_TEXTURE_2D, 0, gl_iformat, scaled_tex_w, scaled_tex_h, 0, gl_format, gl_type, NULL);
glBindTexture(GL_TEXTURE_2D, 0);
glGenFramebuffers(1, &entry->framebuffer);
FramebufferManager::SetFramebuffer(entry->framebuffer);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, entry->texture, 0);
GL_REPORT_FBO_ERROR();
SetStage();
GL_REPORT_ERRORD();
@ -290,17 +300,12 @@ void TextureCache::TCacheEntry::FromRenderTarget(u32 dstAddr, unsigned int dstFo
FramebufferManager::ResolveAndGetDepthTarget(srcRect) :
FramebufferManager::ResolveAndGetRenderTarget(srcRect);
GL_REPORT_ERRORD();
GL_REPORT_ERRORD();
if (type != TCET_EC_DYNAMIC || g_ActiveConfig.bCopyEFBToTexture)
{
if (s_TempFramebuffer == 0)
glGenFramebuffers(1, (GLuint*)&s_TempFramebuffer);
FramebufferManager::SetFramebuffer(framebuffer);
FramebufferManager::SetFramebuffer(s_TempFramebuffer);
// Bind texture to temporary framebuffer
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);
GL_REPORT_FBO_ERROR();
GL_REPORT_ERRORD();
glActiveTexture(GL_TEXTURE0+9);
@ -371,9 +376,6 @@ void TextureCache::TCacheEntry::FromRenderTarget(u32 dstAddr, unsigned int dstFo
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, 0);
GL_REPORT_ERRORD();
// Unbind texture from temporary framebuffer
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, 0, 0);
}
if (false == g_ActiveConfig.bCopyEFBToTexture)
@ -477,12 +479,6 @@ TextureCache::~TextureCache()
glDeleteVertexArrays(1, &it->second.vao);
}
s_VBO.clear();
if (s_TempFramebuffer)
{
glDeleteFramebuffers(1, (GLuint*)&s_TempFramebuffer);
s_TempFramebuffer = 0;
}
}
void TextureCache::DisableStage(unsigned int stage)

1
Source/Plugins/Plugin_VideoOGL/Src/TextureCache.h
View File

@ -41,6 +41,7 @@ private:
struct TCacheEntry : TCacheEntryBase
{
GLuint texture;
GLuint framebuffer;
PC_TexFormat pcfmt;