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Removed face culling from blend functions

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This commit is contained in:
codeanticode
2010-10-16 03:07:40 +00:00
parent 474f3c5cac
commit c030371702
1 changed files with 3 additions and 9 deletions
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android/core/src/processing/core/PGraphicsAndroid3D.java
+3 -9
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@@ -5081,7 +5081,6 @@ public class PGraphicsAndroid3D extends PGraphics {
blend = true;
blendMode = mode;
gl.glEnable(GL10.GL_BLEND);
gl.glDisable(GL10.GL_CULL_FACE);
if (mode == REPLACE) {
if (blendEqSupported) gl11xp.glBlendEquation(GL11ExtensionPack.GL_FUNC_ADD);
gl.glBlendFunc(GL10.GL_ONE, GL10.GL_ZERO);
@@ -5095,11 +5094,12 @@ public class PGraphicsAndroid3D extends PGraphics {
if (blendEqSupported) gl11xp.glBlendEquation(GL11ExtensionPack.GL_FUNC_ADD);
gl.glBlendFunc(GL10.GL_DST_COLOR, GL10.GL_SRC_COLOR);
} else if (mode == SUBTRACT) {
if (blendEqSupported) gl11xp.glBlendEquation(GL11ExtensionPack.GL_FUNC_ADD);
gl.glBlendFunc(GL10.GL_ONE_MINUS_DST_COLOR, GL10.GL_ZERO);
} else if (mode == DARKEST) {
if (blendEqSupported) {
gl11xp.glBlendEquation(GL_MIN_EXT);
gl.glBlendFunc(GL10.GL_SRC_ALPHA, GL10.GL_DST_ALPHA);
gl.glBlendFunc(GL10.GL_SRC_ALPHA, GL10.GL_DST_ALPHA);
} else {
PGraphics.showWarning("A3D: This blend mode is currently unsupported.");
}
@@ -5143,13 +5143,7 @@ public class PGraphicsAndroid3D extends PGraphics {
public void noBlend() {
blend = false;
gl.glDisable(GL10.GL_BLEND);
// When blending is disabled is advisable to
// enable backface culling for performance reasons,
// since those faces won't be seen anyways. Check for
// a more detailed explanation here:
// http://stackoverflow.com/questions/2393429/should-i-always-use-gl-cull-face
gl.glEnable(GL10.GL_CULL_FACE);
gl.glDisable(GL10.GL_BLEND);
}
// ////////////////////////////////////////////////////////////