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More EGL heuristics

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This commit is contained in:
Henrik Rydgard 2016-01-23 19:16:46 +01:00
parent 1d6e48b817
commit 81fe914137
1 changed files with 24 additions and 4 deletions
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28
Common/GL/GLInterface/EGL.cpp
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@ -246,6 +246,7 @@ bool cInterfaceEGL::Create(void *window_handle, bool core, bool use565) {
EGLint num_configs;
if (!eglChooseConfig(egl_dpy, attribs, NULL, 0, &num_configs) || num_configs == 0) {
EGL_ILOG("Error: couldn't get a number of configs. Trying with fallback config (no stencil, not specifying transparent:none)\n");
attribsFallback[1] = attribs[1];
attribs = attribsFallback;
if (!eglChooseConfig(egl_dpy, attribs, NULL, 0, &num_configs) || num_configs == 0) {
eglTerminate(egl_dpy);
@ -262,11 +263,30 @@ bool cInterfaceEGL::Create(void *window_handle, bool core, bool use565) {
return false;
}
EGL_ILOG("eglChooseConfig successful: num_configs=%d, choosing config 0", num_configs);
int chosenConfig = -1;
// Find our ideal config in the list. If it's there, use it, otherwise pick whatever the device wanted (#0)
int wantedAlpha = 8;
// Requiring alpha seems to be a problem on older devices. Let's see if this helps...
if (attribs[1] == EGL_OPENGL_ES2_BIT)
wantedAlpha = 0;
for (int i = 0; i < num_configs; i++) {
EGL_ILOG("Config %d:", i);
LogEGLConfig(egl_dpy, configs[i]);
int red, green, blue, alpha, depth, stencil;
eglGetConfigAttrib(egl_dpy, configs[i], EGL_RED_SIZE, &red);
eglGetConfigAttrib(egl_dpy, configs[i], EGL_GREEN_SIZE, &green);
eglGetConfigAttrib(egl_dpy, configs[i], EGL_BLUE_SIZE, &blue);
eglGetConfigAttrib(egl_dpy, configs[i], EGL_ALPHA_SIZE, &alpha);
eglGetConfigAttrib(egl_dpy, configs[i], EGL_DEPTH_SIZE, &depth);
eglGetConfigAttrib(egl_dpy, configs[i], EGL_STENCIL_SIZE, &stencil);
if (chosenConfig == -1 && red == 8 && green == 8 && blue == 8 && alpha == wantedAlpha && depth == 24 && stencil == 8) {
chosenConfig = i;
}
}
if (chosenConfig == -1)
chosenConfig = 0;
EGL_ILOG("eglChooseConfig successful: num_configs=%d, choosing config %d", num_configs, chosenConfig);
if (s_opengl_mode == MODE_OPENGL) {
EGL_ILOG("eglBindAPI(OPENGL)");
@ -277,7 +297,7 @@ bool cInterfaceEGL::Create(void *window_handle, bool core, bool use565) {
}
EGLNativeWindowType host_window = (EGLNativeWindowType)window_handle;
EGLNativeWindowType native_window = InitializePlatform(host_window, configs[0]);
EGLNativeWindowType native_window = InitializePlatform(host_window, configs[chosenConfig]);
s = eglQueryString(egl_dpy, EGL_VERSION);
EGL_ILOG("EGL_VERSION = %s\n", s);
@ -291,7 +311,7 @@ bool cInterfaceEGL::Create(void *window_handle, bool core, bool use565) {
s = eglQueryString(egl_dpy, EGL_CLIENT_APIS);
EGL_ILOG("EGL_CLIENT_APIS = %s\n", s);
egl_ctx = eglCreateContext(egl_dpy, configs[0], EGL_NO_CONTEXT, ctx_attribs);
egl_ctx = eglCreateContext(egl_dpy, configs[chosenConfig], EGL_NO_CONTEXT, ctx_attribs);
if (!egl_ctx) {
EGL_ILOG("Error: eglCreateContext failed: %s\n", EGLGetErrorString(eglGetError()));
eglTerminate(egl_dpy);
@ -299,7 +319,7 @@ bool cInterfaceEGL::Create(void *window_handle, bool core, bool use565) {
return false;
}
egl_surf = eglCreateWindowSurface(egl_dpy, configs[0], native_window, nullptr);
egl_surf = eglCreateWindowSurface(egl_dpy, configs[chosenConfig], native_window, nullptr);
if (!egl_surf) {
EGL_ILOG("Error: eglCreateWindowSurface failed: native_window=%p error=%s ctx_attribs[1]==%d\n", native_window, EGLGetErrorString(eglGetError()), ctx_attribs[1]);