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authorRami Santina <rami.santina@gmail.com>2011-05-02 19:28:47 +0300
committerRami Santina <rami.santina@gmail.com>2011-05-02 19:28:47 +0300
commit307ba4ea320a91d5731274ed3191bea840d1fe70 (patch)
treeeb385521092a9db150bcb1963b232e8ba5d5efa4 /src/jogl/classes/jogamp
parent73ce473d7bf4de653bb23baa318cc8cdcb03e8ce (diff)
Added nonuniform weight impl; misc enhancements/cleanups
Seperate texcoords from shaprness Added NonUniform weight shader impl for region impl only (not text) Refactor p1y --> weight (equiv to nurbs weight) cleanup shader uniforms (rename/remove unneeded) Enhanced blending of text GPURegionNewtDemo01 - added weight W/Q to manipulate weight refactor r2t --> vbaa (matching algorithm name)
Diffstat (limited to 'src/jogl/classes/jogamp')
-rwxr-xr-xsrc/jogl/classes/jogamp/graph/curve/opengl/RegionRendererImpl01.java23
-rw-r--r--src/jogl/classes/jogamp/graph/curve/opengl/RenderStateImpl.java19
-rw-r--r--src/jogl/classes/jogamp/graph/curve/opengl/TextRendererImpl01.java6
-rw-r--r--src/jogl/classes/jogamp/graph/curve/opengl/shader/UniformNames.java3
-rw-r--r--src/jogl/classes/jogamp/graph/curve/opengl/shader/curverenderer01.fp38
-rwxr-xr-xsrc/jogl/classes/jogamp/graph/curve/opengl/shader/curverenderer02.fp97
-rw-r--r--src/jogl/classes/jogamp/graph/curve/opengl/shader/uniforms.glsl3
-rw-r--r--src/jogl/classes/jogamp/graph/curve/opengl/shader/varyings.glsl2
-rw-r--r--src/jogl/classes/jogamp/graph/curve/text/GlyphShape.java5
-rw-r--r--src/jogl/classes/jogamp/graph/curve/text/GlyphString.java23
10 files changed, 159 insertions, 60 deletions
diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/RegionRendererImpl01.java b/src/jogl/classes/jogamp/graph/curve/opengl/RegionRendererImpl01.java
index 0b47606e4..6f79e1407 100755
--- a/src/jogl/classes/jogamp/graph/curve/opengl/RegionRendererImpl01.java
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/RegionRendererImpl01.java
@@ -41,20 +41,29 @@ import com.jogamp.opengl.util.glsl.ShaderProgram;
import com.jogamp.opengl.util.glsl.ShaderState;
public class RegionRendererImpl01 extends RegionRenderer {
- public RegionRendererImpl01(RenderState rs, int type) {
- super(rs, type);
- // rs.getSharpness().setData(0.5f);
- // rs.getAlpha().setData(1.0f);
- // rs.getStrength().setData(3.0f);
+ public RegionRendererImpl01(RenderState rs, int type, boolean uniform) {
+ super(rs, type, uniform);
+
+ }
+
+ private String getVertexShaderName(){
+ return "curverenderer01";
+ }
+
+ private String getFragmentShaderName(){
+ if(!isUniform()){
+ return "curverenderer02";
+ }
+ return "curverenderer01";
}
protected boolean initShaderProgram(GL2ES2 gl) {
final ShaderState st = rs.getShaderState();
ShaderCode rsVp = ShaderCode.create(gl, GL2ES2.GL_VERTEX_SHADER, 1, RegionRendererImpl01.class,
- "shader", "shader/bin", "curverenderer01");
+ "shader", "shader/bin", getVertexShaderName());
ShaderCode rsFp = ShaderCode.create(gl, GL2ES2.GL_FRAGMENT_SHADER, 1, RegionRendererImpl01.class,
- "shader", "shader/bin", "curverenderer01");
+ "shader", "shader/bin", getFragmentShaderName());
ShaderProgram sp = new ShaderProgram();
sp.add(rsVp);
diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/RenderStateImpl.java b/src/jogl/classes/jogamp/graph/curve/opengl/RenderStateImpl.java
index eef64dab5..350c77d98 100644
--- a/src/jogl/classes/jogamp/graph/curve/opengl/RenderStateImpl.java
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/RenderStateImpl.java
@@ -49,14 +49,13 @@ public class RenderStateImpl implements RenderState {
private final GLUniformData gcu_PMVMatrix;
/**
- * Sharpness is equivalent to the texture-coord component <i>t</i>
- * on the off-curve vertex. Higher values of sharpness will
- * result in higher curvature.
+ * weight is equivalent to the
+ * global off-curve vertex weight.
+ * TODO: change to per vertex
*/
- private final GLUniformData gcu_Sharpness;
+ private final GLUniformData gcu_Weight;
private final GLUniformData gcu_Alpha;
private final GLUniformData gcu_ColorStatic;
- private final GLUniformData gcu_Strength;
public static final RenderState getRenderState(GL2ES2 gl) {
return (RenderState) gl.getContext().getAttachedObject(RenderState.class.getName());
@@ -69,14 +68,14 @@ public class RenderStateImpl implements RenderState {
this.gcu_PMVMatrix = new GLUniformData(UniformNames.gcu_PMVMatrix, 4, 4, pmvMatrix.glGetPMvMatrixf());
st.ownUniform(gcu_PMVMatrix);
- gcu_Sharpness = new GLUniformData(UniformNames.gcu_P1Y, 0.5f);
+ gcu_Weight = new GLUniformData(UniformNames.gcu_Weight, 1.0f);
st.ownUniform(gcu_PMVMatrix);
gcu_Alpha = new GLUniformData(UniformNames.gcu_Alpha, 1.0f);
st.ownUniform(gcu_Alpha);
gcu_ColorStatic = new GLUniformData(UniformNames.gcu_ColorStatic, 3, FloatBuffer.allocate(3));
st.ownUniform(gcu_ColorStatic);
- gcu_Strength = new GLUniformData(UniformNames.gcu_Strength, 3.0f);
- st.ownUniform(gcu_Strength);
+// gcu_Strength = new GLUniformData(UniformNames.gcu_Strength, 3.0f);
+// st.ownUniform(gcu_Strength);
}
public RenderStateImpl(ShaderState st, Vertex.Factory<? extends Vertex> pointFactory) {
@@ -94,10 +93,10 @@ public class RenderStateImpl implements RenderState {
public final Vertex.Factory<? extends Vertex> getPointFactory () { return pointFactory; }
public final PMVMatrix pmvMatrix() { return pmvMatrix; }
public final GLUniformData getPMVMatrix() { return gcu_PMVMatrix; }
- public final GLUniformData getSharpness() { return gcu_Sharpness; }
+ public final GLUniformData getWeight() { return gcu_Weight; }
public final GLUniformData getAlpha() { return gcu_Alpha; }
public final GLUniformData getColorStatic() { return gcu_ColorStatic; }
- public final GLUniformData getStrength() { return gcu_Strength; }
+ //public final GLUniformData getStrength() { return gcu_Strength; }
public void destroy(GL2ES2 gl) {
st.destroy(gl);
diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/TextRendererImpl01.java b/src/jogl/classes/jogamp/graph/curve/opengl/TextRendererImpl01.java
index 2255251a7..257d05fca 100644
--- a/src/jogl/classes/jogamp/graph/curve/opengl/TextRendererImpl01.java
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/TextRendererImpl01.java
@@ -42,11 +42,7 @@ import com.jogamp.opengl.util.glsl.ShaderState;
public class TextRendererImpl01 extends TextRenderer {
public TextRendererImpl01(RenderState rs, int type) {
- super(rs, type);
- // rs.getSharpness().setData(0.5f);
- // rs.getAlpha().setData(1.0f);
- // rs.getStrength().setData(3.0f);
- rs.getStrength().setData(1.9f);
+ super(rs, type);
}
@Override
diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/shader/UniformNames.java b/src/jogl/classes/jogamp/graph/curve/opengl/shader/UniformNames.java
index 2e04278ca..bb6ff987d 100644
--- a/src/jogl/classes/jogamp/graph/curve/opengl/shader/UniformNames.java
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/shader/UniformNames.java
@@ -4,7 +4,6 @@ public class UniformNames {
public static final String gcu_PMVMatrix = "gcu_PMVMatrix"; // gcu_PMVMatrix[3]; // P, Mv, and Mvi
public static final String gcu_ColorStatic = "gcu_ColorStatic";
public static final String gcu_Alpha = "gcu_Alpha";
- public static final String gcu_P1Y = "gcu_P1Y";
- public static final String gcu_Strength = "gcu_Strength";
+ public static final String gcu_Weight = "gcu_Weight";
public static final String gcu_TextureUnit = "gcu_TextureUnit";
}
diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/shader/curverenderer01.fp b/src/jogl/classes/jogamp/graph/curve/opengl/shader/curverenderer01.fp
index 975c2dc5b..b3693ec88 100644
--- a/src/jogl/classes/jogamp/graph/curve/opengl/shader/curverenderer01.fp
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/shader/curverenderer01.fp
@@ -12,8 +12,8 @@
#include uniforms.glsl
#include varyings.glsl
-const vec3 b_color = vec3(0.0, 0.0, 0.0);
-const vec4 weights = vec4(0.075, 0.06, 0.045, 0.025);
+const vec3 b_color = vec3(1.0, 1.0, 1.0);
+const vec4 tex_weights = vec4(0.075, 0.06, 0.045, 0.025);
void main (void)
{
@@ -33,25 +33,25 @@ void main (void)
rtex -= 5.0;
vec4 t = texture2D(gcu_TextureUnit, rtex)* 0.18;
- t += texture2D(gcu_TextureUnit, rtex + size*(vec2(1, 0)))*weights.x;
- t += texture2D(gcu_TextureUnit, rtex - size*(vec2(1, 0)))*weights.x;
- t += texture2D(gcu_TextureUnit, rtex + size*(vec2(0, 1)))*weights.x;
- t += texture2D(gcu_TextureUnit, rtex - size*(vec2(0, 1)))*weights.x;
+ t += texture2D(gcu_TextureUnit, rtex + size*(vec2(1, 0)))*tex_weights.x;
+ t += texture2D(gcu_TextureUnit, rtex - size*(vec2(1, 0)))*tex_weights.x;
+ t += texture2D(gcu_TextureUnit, rtex + size*(vec2(0, 1)))*tex_weights.x;
+ t += texture2D(gcu_TextureUnit, rtex - size*(vec2(0, 1)))*tex_weights.x;
- t += texture2D(gcu_TextureUnit, rtex + 2.0*size*(vec2(1, 0)))*weights.y;
- t += texture2D(gcu_TextureUnit, rtex - 2.0*size*(vec2(1, 0)))*weights.y;
- t += texture2D(gcu_TextureUnit, rtex + 2.0*size*(vec2(0, 1)))*weights.y;
- t += texture2D(gcu_TextureUnit, rtex - 2.0*size*(vec2(0, 1)))*weights.y;
+ t += texture2D(gcu_TextureUnit, rtex + 2.0*size*(vec2(1, 0)))*tex_weights.y;
+ t += texture2D(gcu_TextureUnit, rtex - 2.0*size*(vec2(1, 0)))*tex_weights.y;
+ t += texture2D(gcu_TextureUnit, rtex + 2.0*size*(vec2(0, 1)))*tex_weights.y;
+ t += texture2D(gcu_TextureUnit, rtex - 2.0*size*(vec2(0, 1)))*tex_weights.y;
- t += texture2D(gcu_TextureUnit, rtex + 3.0*size*(vec2(1, 0)))*weights.z;
- t += texture2D(gcu_TextureUnit, rtex - 3.0*size*(vec2(1, 0)))*weights.z;
- t += texture2D(gcu_TextureUnit, rtex + 3.0*size*(vec2(0, 1)))*weights.z;
- t += texture2D(gcu_TextureUnit, rtex - 3.0*size*(vec2(0, 1)))*weights.z;
+ t += texture2D(gcu_TextureUnit, rtex + 3.0*size*(vec2(1, 0)))*tex_weights.z;
+ t += texture2D(gcu_TextureUnit, rtex - 3.0*size*(vec2(1, 0)))*tex_weights.z;
+ t += texture2D(gcu_TextureUnit, rtex + 3.0*size*(vec2(0, 1)))*tex_weights.z;
+ t += texture2D(gcu_TextureUnit, rtex - 3.0*size*(vec2(0, 1)))*tex_weights.z;
- t += texture2D(gcu_TextureUnit, rtex + 4.0*size*(vec2(1, 0)))*weights.w;
- t += texture2D(gcu_TextureUnit, rtex - 4.0*size*(vec2(1, 0)))*weights.w;
- t += texture2D(gcu_TextureUnit, rtex + 4.0*size*(vec2(0, 1)))*weights.w;
- t += texture2D(gcu_TextureUnit, rtex - 4.0*size*(vec2(0, 1)))*weights.w;
+ t += texture2D(gcu_TextureUnit, rtex + 4.0*size*(vec2(1, 0)))*tex_weights.w;
+ t += texture2D(gcu_TextureUnit, rtex - 4.0*size*(vec2(1, 0)))*tex_weights.w;
+ t += texture2D(gcu_TextureUnit, rtex + 4.0*size*(vec2(0, 1)))*tex_weights.w;
+ t += texture2D(gcu_TextureUnit, rtex - 4.0*size*(vec2(0, 1)))*tex_weights.w;
if(t.w == 0.0){
discard;
@@ -85,7 +85,7 @@ void main (void)
alpha = gcu_Alpha;
}
else if (a <= 0.0) {
- alpha = 0.0;//discard;
+ discard;
}
else {
alpha = gcu_Alpha * a;
diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/shader/curverenderer02.fp b/src/jogl/classes/jogamp/graph/curve/opengl/shader/curverenderer02.fp
new file mode 100755
index 000000000..e3d5bc074
--- /dev/null
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/shader/curverenderer02.fp
@@ -0,0 +1,97 @@
+//Copyright 2010 JogAmp Community. All rights reserved.
+/**
+#ifdef GL_ES
+ #version 100
+#else
+ #version 110
+#endif
+ */
+
+#include uniforms.glsl
+#include varyings.glsl
+
+const vec3 b_color = vec3(0.0, 0.0, 0.0);
+const vec4 tex_weights = vec4(0.075, 0.06, 0.045, 0.025);
+
+void main (void)
+{
+ vec2 rtex = vec2(abs(gcv_TexCoord.x),abs(gcv_TexCoord.y));
+ vec3 c = gcu_ColorStatic.rgb;
+
+ float alpha = 0.0;
+
+ if((gcv_TexCoord.x == 0.0) && (gcv_TexCoord.y == 0.0)){
+ alpha = gcu_Alpha;
+ }
+ else if((gcv_TexCoord.x >= 5.0)){
+ vec2 dfx = dFdx(gcv_TexCoord);
+ vec2 dfy = dFdy(gcv_TexCoord);
+
+ vec2 size = 1.0/textureSize(gcu_TextureUnit,0); //version 130 - FIXME: replace with uniform value
+ rtex -= 5.0;
+ vec4 t = texture2D(gcu_TextureUnit, rtex)* 0.18;
+
+ t += texture2D(gcu_TextureUnit, rtex + size*(vec2(1, 0)))*tex_weights.x;
+ t += texture2D(gcu_TextureUnit, rtex - size*(vec2(1, 0)))*tex_weights.x;
+ t += texture2D(gcu_TextureUnit, rtex + size*(vec2(0, 1)))*tex_weights.x;
+ t += texture2D(gcu_TextureUnit, rtex - size*(vec2(0, 1)))*tex_weights.x;
+
+ t += texture2D(gcu_TextureUnit, rtex + 2.0*size*(vec2(1, 0)))*tex_weights.y;
+ t += texture2D(gcu_TextureUnit, rtex - 2.0*size*(vec2(1, 0)))*tex_weights.y;
+ t += texture2D(gcu_TextureUnit, rtex + 2.0*size*(vec2(0, 1)))*tex_weights.y;
+ t += texture2D(gcu_TextureUnit, rtex - 2.0*size*(vec2(0, 1)))*tex_weights.y;
+
+ t += texture2D(gcu_TextureUnit, rtex + 3.0*size*(vec2(1, 0)))*tex_weights.z;
+ t += texture2D(gcu_TextureUnit, rtex - 3.0*size*(vec2(1, 0)))*tex_weights.z;
+ t += texture2D(gcu_TextureUnit, rtex + 3.0*size*(vec2(0, 1)))*tex_weights.z;
+ t += texture2D(gcu_TextureUnit, rtex - 3.0*size*(vec2(0, 1)))*tex_weights.z;
+
+ t += texture2D(gcu_TextureUnit, rtex + 4.0*size*(vec2(1, 0)))*tex_weights.w;
+ t += texture2D(gcu_TextureUnit, rtex - 4.0*size*(vec2(1, 0)))*tex_weights.w;
+ t += texture2D(gcu_TextureUnit, rtex + 4.0*size*(vec2(0, 1)))*tex_weights.w;
+ t += texture2D(gcu_TextureUnit, rtex - 4.0*size*(vec2(0, 1)))*tex_weights.w;
+
+ if(t.w == 0.0){
+ discard;
+ }
+
+ c = t.xyz;
+ alpha = gcu_Alpha * t.w;
+ }
+ ///////////////////////////////////////////////////////////
+ else if ((gcv_TexCoord.x > 0.0) && (rtex.y > 0.0 || rtex.x == 1.0)){
+ rtex.y -= 0.1;
+
+ if(rtex.y < 0.0) {
+ if(gcv_TexCoord.y < 0.0)
+ discard;
+ else{
+ rtex.y = 0.0;
+ }
+ }
+ vec2 dtx = dFdx(rtex);
+ vec2 dty = dFdy(rtex);
+
+ float w = gcu_Weight;
+ float pd = ((2.0 - (2.0*w))*rtex.x*rtex.x) + 2.0*(w-1.0)*rtex.x + 1.0;
+ float position = rtex.y - ((w*rtex.x*(1.0 - rtex.x))/pd);
+
+ float aph = 2.0 - 2.0*w;
+
+ float gd = (aph*rtex.x*rtex.x + 2.0*rtex.x + 1.0)*(aph*rtex.x*rtex.x + 2.0*rtex.x + 1.0);
+ vec2 f = vec2((dtx.y - (w*dtx.x*(1.0 - 2*rtex.x))/gd), (dty.y - (w*dty.x*(1.0 - 2*rtex.x))/gd));
+
+ float d = position/(length(f));
+ float a = (0.5 - d * sign(gcv_TexCoord.y));
+ if (a >= 1.0){
+ alpha = gcu_Alpha;
+ }
+ else if (a <= 0.0) {
+ discard;
+ }
+ else {
+ alpha = gcu_Alpha*a;
+ }
+ }
+ gl_FragColor = vec4(c, alpha);
+}
diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/shader/uniforms.glsl b/src/jogl/classes/jogamp/graph/curve/opengl/shader/uniforms.glsl
index 677c7324f..332edd02b 100644
--- a/src/jogl/classes/jogamp/graph/curve/opengl/shader/uniforms.glsl
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/shader/uniforms.glsl
@@ -9,8 +9,7 @@
uniform HIGHP mat4 gcu_PMVMatrix[3]; // P, Mv, and Mvi
uniform HIGHP vec3 gcu_ColorStatic;
uniform HIGHP float gcu_Alpha;
-uniform HIGHP float gcu_P1Y;
-uniform HIGHP float gcu_Strength;
+uniform HIGHP float gcu_Weight;
uniform sampler2D gcu_TextureUnit;
// uniform HIGHP mat3 gcu_NormalMatrix; // transpose(inverse(ModelView)).3x3
diff --git a/src/jogl/classes/jogamp/graph/curve/opengl/shader/varyings.glsl b/src/jogl/classes/jogamp/graph/curve/opengl/shader/varyings.glsl
index e70c25266..0b821524c 100644
--- a/src/jogl/classes/jogamp/graph/curve/opengl/shader/varyings.glsl
+++ b/src/jogl/classes/jogamp/graph/curve/opengl/shader/varyings.glsl
@@ -6,7 +6,7 @@
#include consts.glsl
-varying vec4 gcv_FrontColor;
+//varying vec4 gcv_FrontColor;
varying vec2 gcv_TexCoord;
#endif // varyings_glsl
diff --git a/src/jogl/classes/jogamp/graph/curve/text/GlyphShape.java b/src/jogl/classes/jogamp/graph/curve/text/GlyphShape.java
index 4d1880064..91a7e4246 100644
--- a/src/jogl/classes/jogamp/graph/curve/text/GlyphShape.java
+++ b/src/jogl/classes/jogamp/graph/curve/text/GlyphShape.java
@@ -145,11 +145,10 @@ public class GlyphShape {
}
/** Triangluate the glyph shape
- * @param sharpness sharpness of the curved regions default = 0.5
* @return ArrayList of triangles which define this shape
*/
- public ArrayList<Triangle> triangulate(float sharpness){
- return shape.triangulate(sharpness);
+ public ArrayList<Triangle> triangulate(){
+ return shape.triangulate();
}
/** Get the list of Vertices of this Object
diff --git a/src/jogl/classes/jogamp/graph/curve/text/GlyphString.java b/src/jogl/classes/jogamp/graph/curve/text/GlyphString.java
index 1faee87ff..a904c2b48 100644
--- a/src/jogl/classes/jogamp/graph/curve/text/GlyphString.java
+++ b/src/jogl/classes/jogamp/graph/curve/text/GlyphString.java
@@ -73,18 +73,18 @@ public class GlyphString {
}
/** Creates the Curve based Glyphs from a Font
- * @param pointFactory TODO
+ * @param vertexFactory vertex impl factory {@link Factory}
* @param paths a list of FontPath2D objects that define the outline
* @param affineTransform a global affine transformation applied to the paths.
*/
- public void createfromFontPath(Factory<? extends Vertex> pointFactory, Path2D[] paths, AffineTransform affineTransform) {
+ public void createfromFontPath(Factory<? extends Vertex> vertexFactory, Path2D[] paths, AffineTransform affineTransform) {
final int numGlyps = paths.length;
for (int index=0;index<numGlyps;index++){
if(paths[index] == null){
continue;
}
PathIterator iterator = paths[index].iterator(affineTransform);
- GlyphShape glyphShape = new GlyphShape(pointFactory, iterator);
+ GlyphShape glyphShape = new GlyphShape(vertexFactory, iterator);
if(glyphShape.getNumVertices() < 3) {
continue;
@@ -93,25 +93,26 @@ public class GlyphString {
}
}
- private ArrayList<Triangle> initializeTriangles(float sharpness){
+ private ArrayList<Triangle> initializeTriangles(){
ArrayList<Triangle> triangles = new ArrayList<Triangle>();
for(GlyphShape glyph:glyphs){
- ArrayList<Triangle> tris = glyph.triangulate(sharpness);
+ ArrayList<Triangle> tris = glyph.triangulate();
triangles.addAll(tris);
}
return triangles;
}
-
+
/** Generate a OGL Region to represent this Object.
- * @param context the GLContext which the region is defined by.
- * @param shaprness the curvature sharpness of the object.
- * @param st shader state
+ * @param gl the current gl object
+ * @param rs the current attached RenderState
+ * @param type either {@link com.jogamp.graph.curve.Region#SINGLE_PASS}
+ * or {@link com.jogamp.graph.curve.Region#TWO_PASS}
*/
public void generateRegion(GL2ES2 gl, RenderState rs, int type){
region = RegionFactory.create(rs, type);
region.setFlipped(true);
- ArrayList<Triangle> tris = initializeTriangles(rs.getSharpness().floatValue());
+ ArrayList<Triangle> tris = initializeTriangles();
region.addTriangles(tris);
int numVertices = region.getNumVertices();
@@ -155,7 +156,7 @@ public class GlyphString {
}
/** Destroy the associated OGL objects
- * @param rs TODO
+ * @param rs the current attached RenderState
*/
public void destroy(GL2ES2 gl, RenderState rs){
region.destroy(gl, rs);