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splitting the glClear() calls for each buffer (color, stencil, depth)

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This commit is contained in:
codeanticode
2012-06-20 18:29:05 +00:00
parent afdf18389c
commit 3b122b9f67
6 changed files with 62 additions and 14 deletions
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android/core/src/processing/opengl/FrameBuffer.java
+5 -1
View File
@@ -166,8 +166,12 @@ public class FrameBuffer implements PConstants {
public void clear() {
pg.pushFramebuffer();
pg.setFramebuffer(this);
pgl.glClearDepth(1);
pgl.glClear(PGL.GL_DEPTH_BUFFER_BIT);
pgl.glClearStencil(0);
pgl.glClear(PGL.GL_STENCIL_BUFFER_BIT);
pgl.glClearColor(0, 0, 0, 0);
pgl.glClear(PGL.GL_COLOR_BUFFER_BIT | PGL.GL_DEPTH_BUFFER_BIT | PGL.GL_STENCIL_BUFFER_BIT);
pgl.glClear(PGL.GL_COLOR_BUFFER_BIT);
pg.popFramebuffer();
}
android/core/src/processing/opengl/PGL.java
+10
View File
@@ -1092,6 +1092,16 @@ public class PGL {
}
public void glClearDepth(float d) {
GLES20.glClearDepthf(d);
}
public void glClearStencil(int s) {
GLES20.glClearStencil(s);
}
public void glClearColor(float r, float g, float b, float a) {
GLES20.glClearColor(r, g, b, a);
}
android/core/src/processing/opengl/PGraphicsOpenGL.java
+13 -5
View File
@@ -1425,6 +1425,7 @@ public class PGraphicsOpenGL extends PGraphics {
if (primarySurface) {
pgl.updatePrimary();
pgl.glDrawBuffer(PGL.GL_BACK);
} else {
if (!pgl.initialized) {
initOffscreen();
@@ -1555,8 +1556,10 @@ public class PGraphicsOpenGL extends PGraphics {
// Clear depth and stencil buffers.
pgl.glDepthMask(true);
pgl.glClearColor(0, 0, 0, 0);
pgl.glClear(PGL.GL_DEPTH_BUFFER_BIT | PGL.GL_STENCIL_BUFFER_BIT);
pgl.glClearDepth(1);
pgl.glClear(PGL.GL_DEPTH_BUFFER_BIT);
pgl.glClearStencil(0);
pgl.glClear(PGL.GL_STENCIL_BUFFER_BIT);
if (primarySurface) {
pgl.beginOnscreenDraw(clearColorBuffer);
@@ -1703,6 +1706,8 @@ public class PGraphicsOpenGL extends PGraphics {
} else {
pgl.glDepthMask(true);
}
pgl.glDrawBuffer(PGL.GL_BACK);
}
@@ -4642,9 +4647,9 @@ public class PGraphicsOpenGL extends PGraphics {
protected void backgroundImpl() {
flush();
pgl.glDepthMask(true);
pgl.glClearColor(0, 0, 0, 0);
pgl.glClearDepth(1);
pgl.glClear(PGL.GL_DEPTH_BUFFER_BIT);
if (hints[DISABLE_DEPTH_MASK]) {
pgl.glDepthMask(false);
@@ -4652,11 +4657,14 @@ public class PGraphicsOpenGL extends PGraphics {
pgl.glDepthMask(true);
}
pgl.glClearStencil(0);
pgl.glClear(PGL.GL_STENCIL_BUFFER_BIT);
pgl.glClearColor(backgroundR, backgroundG, backgroundB, backgroundA);
pgl.glClear(PGL.GL_COLOR_BUFFER_BIT);
if (0 < parent.frameCount) {
clearColorBuffer = true;
}
}
}