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BACKENDS: OPENGL: Allow to set texture wrapping mode

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This commit is contained in:
Le Philousophe 2022-10-16 18:24:02 +02:00
parent 82cd971aca
commit 73f48341c0
2 changed files with 59 additions and 0 deletions
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45
backends/graphics/opengl/texture.cpp
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@ -64,6 +64,51 @@ void GLTexture::enableLinearFiltering(bool enable) {
GL_CALL(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, _glFilter));
}
void GLTexture::setWrapMode(WrapMode wrapMode) {
GLuint glwrapMode;
switch(wrapMode) {
case kWrapModeBorder:
#if !USE_FORCED_GLES && !USE_FORCED_GLES2
if (OpenGLContext.textureBorderClampSupported) {
glwrapMode = GL_CLAMP_TO_BORDER;
break;
}
#endif
// fall through
case kWrapModeEdge:
if (OpenGLContext.textureEdgeClampSupported) {
glwrapMode = GL_CLAMP_TO_EDGE;
break;
} else {
#if !USE_FORCED_GLES && !USE_FORCED_GLES2
// Fallback on clamp
glwrapMode = GL_CLAMP;
#else
// This fallback should never happen in real life (GLES/GLES2 have border/edge clamp)
glwrapMode = GL_REPEAT;
#endif
break;
}
case kWrapModeMirroredRepeat:
#if !USE_FORCED_GLES
if (OpenGLContext.textureMirrorRepeatSupported) {
glwrapMode = GL_MIRRORED_REPEAT;
break;
}
#endif
// fall through
case kWrapModeRepeat:
glwrapMode = GL_REPEAT;
}
bind();
GL_CALL(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, glwrapMode));
GL_CALL(glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, glwrapMode));
}
void GLTexture::destroy() {
GL_CALL(glDeleteTextures(1, &_glTexture));
_glTexture = 0;