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EGL: Avoid HDR mode. Uses unknownbrackets' changes from #11839.

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This commit is contained in:
Henrik Rydgård 2019-02-26 08:57:51 +01:00
parent 64dd4257ad
commit b8e56b361e
1 changed files with 16 additions and 2 deletions
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18
SDL/SDLGLGraphicsContext.cpp
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@ -108,8 +108,13 @@ EGLConfig EGL_FindConfig(int *contextVersion) {
return val;
};
int colorScore = readConfig(EGL_RED_SIZE) + readConfig(EGL_BLUE_SIZE) + readConfig(EGL_GREEN_SIZE);
int alphaScore = readConfig(EGL_ALPHA_SIZE);
// We don't want HDR modes with more than 8 bits per component.
auto readConfigMax = [&](EGLint attr, EGLint m) -> EGLint {
EGLint val = readConfig(attr);
return val > m ? 1 : val;
};
int colorScore = readConfigMax(EGL_RED_SIZE, 8) + readConfigMax(EGL_BLUE_SIZE, 8) + readConfigMax(EGL_GREEN_SIZE, 8);
int alphaScore = readConfigMax(EGL_ALPHA_SIZE, 8);
int depthScore = readConfig(EGL_DEPTH_SIZE);
int levelScore = readConfig(EGL_LEVEL) == 0 ? 100 : 0;
int samplesScore = readConfig(EGL_SAMPLES) == 0 ? 100 : 0;
@ -120,6 +125,11 @@ EGLConfig EGL_FindConfig(int *contextVersion) {
EGLint caveat = readConfig(EGL_CONFIG_CAVEAT);
int caveatScore = caveat == EGL_NONE ? 100 : (caveat == EGL_NON_CONFORMANT_CONFIG ? 50 : 0);
#ifndef USING_FBDEV
EGLint surfaceType = readConfig(EGL_SURFACE_TYPE);
int surfaceScore = (surfaceType & EGL_WINDOW_BIT) ? 100 : (caveat == EGL_NON_CONFORMANT_CONFIG ? 50 : 0);
#endif
EGLint renderable = readConfig(EGL_RENDERABLE_TYPE);
bool renderableGLES3 = (renderable & EGL_OPENGL_ES3_BIT_KHR) != 0;
bool renderableGLES2 = (renderable & EGL_OPENGL_ES2_BIT) != 0;
@ -143,6 +153,10 @@ EGLConfig EGL_FindConfig(int *contextVersion) {
score += levelScore + samplesScore + sampleBufferScore + transparentScore;
score += caveatScore + renderableScoreGLES + renderableScoreGL;
#ifndef USING_FBDEV
score += surfaceScore;
#endif
if (score > bestScore) {
bestScore = score;
best = config;