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cache vbos in TextureCache::TCacheEntry::FromRenderTarget 

Signed-off-by: Ryan Houdek <Sonicadvance1@gmail.com>
This commit is contained in:
degasus 2012-12-09 20:30:29 +01:00 committed by Ryan Houdek
parent d0c4332d99
commit 34b1451fbe
2 changed files with 49 additions and 23 deletions
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14
Source/Plugins/Plugin_VideoOGL/Src/Render.cpp
View File

@ -109,7 +109,7 @@ namespace OGL
static int s_fps = 0;
static GLuint s_ShowEFBCopyRegions_VBO = 0;
static GLuint s_Swap_VBO = 0;
static TargetRectangle s_old_targetRc;
static TargetRectangle s_cached_targetRc;
static RasterFont* s_pfont = NULL;
@ -257,10 +257,10 @@ Renderer::Renderer()
s_blendMode = 0;
// should be invalid, so there will be an upload on the first call
s_old_targetRc.bottom = -1;
s_old_targetRc.top = -1;
s_old_targetRc.left = -1;
s_old_targetRc.right = -1;
s_cached_targetRc.bottom = -1;
s_cached_targetRc.top = -1;
s_cached_targetRc.left = -1;
s_cached_targetRc.right = -1;
InitFPSCounter();
@ -1229,7 +1229,7 @@ void Renderer::Swap(u32 xfbAddr, FieldType field, u32 fbWidth, u32 fbHeight,cons
glBindFramebufferEXT(GL_FRAMEBUFFER_EXT, 0); // switch to the window backbuffer
glBindTexture(GL_TEXTURE_RECTANGLE_ARB, read_texture);
if(!(s_old_targetRc == targetRc)) {
if(!( s_cached_targetRc == targetRc)) {
GLfloat vertices[] = {
-1.0f, -1.0f, 1.0f,
(GLfloat)targetRc.left, (GLfloat)targetRc.bottom,
@ -1251,7 +1251,7 @@ void Renderer::Swap(u32 xfbAddr, FieldType field, u32 fbWidth, u32 fbHeight,cons
glBindBuffer(GL_ARRAY_BUFFER, s_Swap_VBO);
glBufferData(GL_ARRAY_BUFFER, 4*7*sizeof(GLfloat), vertices, GL_STREAM_DRAW);
s_old_targetRc = targetRc;
s_cached_targetRc = targetRc;
} else {
// TODO: remove this after switch to VAO
glBindBuffer(GL_ARRAY_BUFFER, s_Swap_VBO);

36
Source/Plugins/Plugin_VideoOGL/Src/TextureCache.cpp
View File

@ -56,8 +56,13 @@
namespace OGL
{
struct VBOCache {
GLuint vbo;
TargetRectangle targetSource;
};
static std::map<u32,VBOCache> s_VBO;
static u32 s_TempFramebuffer = 0;
static GLuint s_VBO = 0;
static const GLint c_MinLinearFilter[8] = {
GL_NEAREST,
@ -305,8 +310,22 @@ void TextureCache::TCacheEntry::FromRenderTarget(u32 dstAddr, unsigned int dstFo
GL_REPORT_ERRORD();
TargetRectangle targetSource = g_renderer->ConvertEFBRectangle(srcRect);
GL_REPORT_ERRORD();
// should be unique enough, if not, vbo will "only" be uploaded to much
u32 targetSourceHash = targetSource.left<<24 | targetSource.top<<16 | targetSource.right<<8 | targetSource.bottom;
std::map<u32, VBOCache>::iterator vbo_it = s_VBO.find(targetSourceHash);
if(vbo_it == s_VBO.end()) {
VBOCache item;
item.targetSource.bottom = -1;
item.targetSource.top = -1;
item.targetSource.left = -1;
item.targetSource.right = -1;
glGenBuffers(1, &item.vbo);
vbo_it = s_VBO.insert(std::pair<u32,VBOCache>(targetSourceHash, item)).first;
}
if(!(vbo_it->second.targetSource == targetSource)) {
GLfloat vertices[] = {
-1.f, 1.f,
(GLfloat)targetSource.left, (GLfloat)targetSource.bottom,
@ -318,9 +337,15 @@ void TextureCache::TCacheEntry::FromRenderTarget(u32 dstAddr, unsigned int dstFo
(GLfloat)targetSource.right, (GLfloat)targetSource.bottom
};
glBindBuffer(GL_ARRAY_BUFFER, s_VBO);
glBindBuffer(GL_ARRAY_BUFFER, vbo_it->second.vbo);
glBufferData(GL_ARRAY_BUFFER, 4*4*sizeof(GLfloat), vertices, GL_STREAM_DRAW);
vbo_it->second.targetSource = targetSource;
} else {
// TODO: remove after switched to VAO
glBindBuffer(GL_ARRAY_BUFFER, vbo_it->second.vbo);
}
// disable all pointer, TODO: use VAO
glEnableClientState(GL_VERTEX_ARRAY);
glDisableVertexAttribArray(SHADER_POSMTX_ATTRIB);
@ -422,13 +447,14 @@ void TextureCache::TCacheEntry::SetTextureParameters(const TexMode0 &newmode, co
TextureCache::TextureCache()
{
glGenBuffers(1, &s_VBO);
}
TextureCache::~TextureCache()
{
glDeleteBuffers(1, &s_VBO);
for(std::map<u32, VBOCache>::iterator it = s_VBO.begin(); it != s_VBO.end(); it++) {
glGenBuffers(1, &it->second.vbo);
}
if (s_TempFramebuffer)
{