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gsdx-ogl-wnd: 

* detect Advanced Micro Devices for newer AMD Card...
* Mess with coordinate for StretchRect. Upscaling seem to work now. Surely the biggest diff between ogl and dx...



git-svn-id: http://pcsx2.googlecode.com/svn/branches/gsdx-ogl-wnd@5655 96395faa-99c1-11dd-bbfe-3dabce05a288
This commit is contained in:
gregory.hainaut 2013-06-11 11:14:26 +00:00
parent 58699923e0
commit 041bf4cee6
2 changed files with 20 additions and 11 deletions
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9
plugins/GSdx/GLLoader.cpp
View File

@ -110,11 +110,12 @@ namespace GLLoader {
const GLubyte* s = glGetString(GL_VERSION);
if (s == NULL) return false;
fprintf(stderr, "Supported Opengl version: %s on GPU: %s. Vendor: %s\n", s, glGetString(GL_RENDERER), glGetString(GL_VENDOR));
// Could be useful to detect the GPU vendor:
//if (strcmp((const char*)glGetString(GL_VENDOR), "ATI Technologies Inc.") == 0)
if (strstr((const char*)glGetString(GL_VENDOR), "ATI"))
const char* vendor = (const char*)glGetString(GL_VENDOR);
fprintf(stderr, "Supported Opengl version: %s on GPU: %s. Vendor: %s\n", s, glGetString(GL_RENDERER), vendor);
// Name change but driver is still bad!
if (strstr(vendor, "ATI") || strstr(vendor, "Advanced Micro Devices"))
fglrx_buggy_driver = true;
GLuint dot = 0;

22
plugins/GSdx/GSDeviceOGL.cpp
View File

@ -816,10 +816,18 @@ void GSDeviceOGL::StretchRect(GSTexture* st, const GSVector4& sr, GSTexture* dt,
// ************************************
// Original code from DX
float left = dr.x * 2 / ds.x - 1.0f;
float top = 1.0f - dr.y * 2 / ds.y;
float right = dr.z * 2 / ds.x - 1.0f;
#if 0
float top = 1.0f - dr.y * 2 / ds.y;
float bottom = 1.0f - dr.w * 2 / ds.y;
#else
// Opengl get some issues with the coordinate
// I flip top/bottom to fix scaling of the internal resolution
float top = -1.0f + dr.y * 2 / ds.y;
float bottom = -1.0f + dr.w * 2 / ds.y;
#endif
// Flip y axis only when we render in the backbuffer
// By default everything is render in the wrong order (ie dx).
@ -828,16 +836,16 @@ void GSDeviceOGL::StretchRect(GSTexture* st, const GSVector4& sr, GSTexture* dt,
// Only flipping the backbuffer is transparent (I hope)...
GSVector4 flip_sr = sr;
if (static_cast<GSTextureOGL*>(dt)->IsBackbuffer()) {
flip_sr.y = 1.0f - sr.y;
flip_sr.w = 1.0f - sr.w;
flip_sr.y = sr.w;
flip_sr.w = sr.y;
}
GSVertexPT1 vertices[] =
{
{GSVector4(left, bottom, 0.5f, 1.0f), GSVector2(flip_sr.x, flip_sr.y)},
{GSVector4(right, bottom, 0.5f, 1.0f), GSVector2(flip_sr.z, flip_sr.y)},
{GSVector4(left, top, 0.5f, 1.0f), GSVector2(flip_sr.x, flip_sr.w)},
{GSVector4(right, top, 0.5f, 1.0f), GSVector2(flip_sr.z, flip_sr.w)},
{GSVector4(left, top, 0.5f, 1.0f), GSVector2(flip_sr.x, flip_sr.y)},
{GSVector4(right, top, 0.5f, 1.0f), GSVector2(flip_sr.z, flip_sr.y)},
{GSVector4(left, bottom, 0.5f, 1.0f), GSVector2(flip_sr.x, flip_sr.w)},
{GSVector4(right, bottom, 0.5f, 1.0f), GSVector2(flip_sr.z, flip_sr.w)},
};
//fprintf(stderr, "A:%fx%f B:%fx%f\n", left, top, bottom, right);
//fprintf(stderr, "SR: %f %f %f %f\n", sr.x, sr.y, sr.z, sr.w);