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* Use mipmap minification modes only if mipmaps are actually available

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This commit is contained in:
shadowislord 2014-11-04 16:40:09 -05:00
parent 4d7dcc17bb
commit 7860ccca52
1 changed files with 38 additions and 17 deletions
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25
jme3-lwjgl/src/main/java/com/jme3/renderer/lwjgl/LwjglRenderer.java
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@ -1757,7 +1757,8 @@ public class LwjglRenderer implements Renderer {
}
}
private int convertMinFilter(Texture.MinFilter filter) {
private int convertMinFilter(Texture.MinFilter filter, boolean haveMips) {
if (haveMips){
switch (filter) {
case Trilinear:
return GL_LINEAR_MIPMAP_LINEAR;
@ -1774,6 +1775,20 @@ public class LwjglRenderer implements Renderer {
default:
throw new UnsupportedOperationException("Unknown min filter: " + filter);
}
} else {
switch (filter) {
case Trilinear:
case BilinearNearestMipMap:
case BilinearNoMipMaps:
return GL_LINEAR;
case NearestLinearMipMap:
case NearestNearestMipMap:
case NearestNoMipMaps:
return GL_NEAREST;
default:
throw new UnsupportedOperationException("Unknown min filter: " + filter);
}
}
}
private int convertWrapMode(Texture.WrapMode mode) {
@ -1798,8 +1813,14 @@ public class LwjglRenderer implements Renderer {
Image image = tex.getImage();
int target = convertTextureType(tex.getType(), image != null ? image.getMultiSamples() : 1, -1);
boolean haveMips = true;
if (image != null) {
haveMips = image.isGeneratedMipmapsRequired() || image.hasMipmaps();
}
// filter things
int minFilter = convertMinFilter(tex.getMinFilter());
int minFilter = convertMinFilter(tex.getMinFilter(), haveMips);
int magFilter = convertMagFilter(tex.getMagFilter());
glTexParameteri(target, GL_TEXTURE_MIN_FILTER, minFilter);
glTexParameteri(target, GL_TEXTURE_MAG_FILTER, magFilter);