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gsdx ogl: only print an error when VRAM is low 

Until a better solution is found or people buy better GPU :)
This commit is contained in:
Gregory Hainaut 2016-07-09 11:43:28 +02:00
parent a2086ed458
commit a37cd40ce3
4 changed files with 17 additions and 9 deletions
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2
plugins/GSdx/GLState.cpp
View File

@ -57,7 +57,7 @@ namespace GLState {
GLuint program;
GLuint pipeline;
uint64 available_vram;
int64 available_vram;
void Clear() {
fbo = 0;

2
plugins/GSdx/GLState.h
View File

@ -59,7 +59,7 @@ namespace GLState {
extern GLuint program;
extern GLuint pipeline;
extern uint64 available_vram;
extern int64 available_vram;
extern void Clear();
}

12
plugins/GSdx/GSDeviceOGL.cpp
View File

@ -499,17 +499,23 @@ bool GSDeviceOGL::Create(GSWnd* wnd)
// ****************************************************************
GLint vram[4] = {0};
if (GLLoader::fglrx_buggy_driver) {
// Full vram, remove a small margin for others buffer
glGetIntegerv(GL_TEXTURE_FREE_MEMORY_ATI, vram);
if (vram[0] > 200000)
vram[0] -= 128 * 1024;
} else if (GLLoader::found_GL_NVX_gpu_memory_info) {
// GL_GPU_MEMORY_INFO_TOTAL_AVAILABLE_MEMORY_NVX <= give full memory
// Available vram
glGetIntegerv(GL_GPU_MEMORY_INFO_CURRENT_AVAILABLE_VIDMEM_NVX, vram);
} else {
fprintf(stdout, "No extenstion supported to get available memory. Use default value !\n");
}
if (vram[0] > 200000)
GLState::available_vram = (uint64)(vram[0] - 200000) * 1024ul;
if (vram[0] > 0)
GLState::available_vram = (int64)(vram[0]) * 1024ul;
fprintf(stdout, "Available VRAM:%lluMB\n", GLState::available_vram >> 20u);
fprintf(stdout, "Available VRAM:%lldMB\n", GLState::available_vram >> 20u);
// ****************************************************************
// Finish window setup and backbuffer

10
plugins/GSdx/GSTextureOGL.cpp
View File

@ -239,10 +239,12 @@ GSTextureOGL::GSTextureOGL(int type, int w, int h, int format, GLuint fbo_read)
}
m_mem_usage = (m_size.x * m_size.y) << m_int_shift;
if (m_mem_usage > GLState::available_vram) {
throw GSDXErrorOOM(); // Still time to do a prayer !
} else {
GLState::available_vram -= m_mem_usage;
static int every_16 = 0;
GLState::available_vram -= m_mem_usage;
if ((GLState::available_vram < 0) && (every_16 % 16 == 0)) {
fprintf(stderr, "Available VRAM is very low, a crash is expected ! Disable Larger framebuffer or reduce upscaling!");
every_16++;
}
// Generate & Allocate the buffer