GLSL 330 shaders

ogre_media/materials/glsl150/Script.js

@@ -0,0 +1,24 @@
+
+function rotateY(t) {
+  var s = Math.sin(t);
+  var c = Math.cos(t);
+  return [
+    c, 0,-s, 0,
+    0, 1, 0, 0,
+    s, 0, c, 0,
+    0, 0, 0, 1
+  ];
+}
+
+function perspective(fovy, aspect, near, far) {
+  var y = 1 / Math.tan(fovy / 2 * Math.PI / 180);
+  var x = y / aspect;
+  var c = (near + far) / (near - far);
+  var d = (near * far) / (near - far) * 2;
+  return [
+    x, 0, 0, 0,
+    0, y, 0, 0,
+    0, 0, c,-1,
+    0, 0, d, 0
+  ];
+}

ogre_media/materials/glsl150/box.geom

@@ -1,4 +1,4 @@
-#version 150
+#version 330 core
 
 // Generates an axis-aligned box with a given size
 // for each input vertex.
@@ -19,13 +19,13 @@ uniform mat4 worldviewproj_matrix;
 uniform vec4 size;
 uniform vec4 auto_size;
 
-in gl_PerVertex {
-	vec4 gl_Position;
-	vec4 gl_FrontColor;
-} gl_in[];
+in PerVertex {
+	vec4 frontColor;
+} gs_in[];
 
 
-out vec4 gl_TexCoord[];
+out vec4 texCoord[];
+out vec4 frontColor;
 
 layout(points) in;
 layout(triangle_strip, max_vertices=24) out;
@@ -49,12 +49,12 @@ void emitVertex( int side, vec4 x, vec4 y, vec4 z, vec3 tex )
   vec4 pos_rel = tex.x*x + tex.y*y + tex.z*z;
   vec4 pos = gl_in[0].gl_Position + vec4( pos_rel * size_factor * 0.5 );
   gl_Position = worldviewproj_matrix * pos;
-  gl_TexCoord[0] = vec4( tex.x*0.5+0.5, tex.y*0.5+0.5, 0.0, 0.0 );
+  texCoord[0] = vec4( tex.x*0.5+0.5, tex.y*0.5+0.5, 0.0, 0.0 );
 
 #ifdef WITH_LIGHTING
-    gl_FrontColor = vec4( gl_in[0].gl_FrontColor.xyz * lightness[side], gl_in[0].gl_FrontColor.a );
+  frontColor = vec4( gs_in[0].frontColor.xyz * lightness[side], gs_in[0].frontColor.a );
 #else
-    gl_FrontColor = vec4( gl_in[0].gl_FrontColor.xyz, gl_in[0].gl_FrontColor.a );
+  gl_FrontColor = vec4( gs_in[0].frontColor.xyz, gs_in[0].frontColor.a );
 #endif
 
 #ifdef WITH_DEPTH

ogre_media/materials/glsl150/box.gpjs

@@ -0,0 +1,219 @@
+[
+    {
+        "executeOn": "ResetEvaluation",
+        "fileName": "../../../../../../../../tmp/.mount_GPUpadasGMNv/usr/share/gpupad/samples/Cube/math.js",
+        "id": 103,
+        "type": "Script"
+    },
+    {
+        "fileName": "cube_position_normal_texcoords.bin",
+        "id": 7253,
+        "items": [
+            {
+                "id": 7254,
+                "items": [
+                    {
+                        "count": 3,
+                        "dataType": "Float",
+                        "id": 7255,
+                        "name": "position",
+                        "padding": 0,
+                        "type": "Field"
+                    },
+                    {
+                        "count": 3,
+                        "dataType": "Float",
+                        "id": 7256,
+                        "name": "normal",
+                        "padding": 0,
+                        "type": "Field"
+                    },
+                    {
+                        "count": 2,
+                        "dataType": "Float",
+                        "id": 7257,
+                        "name": "texcoords",
+                        "padding": 0,
+                        "type": "Field"
+                    }
+                ],
+                "name": "Vertex",
+                "offset": "0",
+                "rowCount": "36",
+                "type": "Block"
+            }
+        ],
+        "type": "Buffer"
+    },
+    {
+        "id": 7247,
+        "items": [
+            {
+                "divisor": 0,
+                "fieldId": 7255,
+                "id": 7248,
+                "name": "vertex",
+                "normalize": false,
+                "type": "Attribute"
+            }
+        ],
+        "name": "Stream",
+        "type": "Stream"
+    },
+    {
+        "bindingType": "Uniform",
+        "editor": "Expression4",
+        "id": 7250,
+        "name": "size",
+        "type": "Binding",
+        "values": [
+            "4",
+            "4",
+            "4",
+            "4"
+        ]
+    },
+    {
+        "bindingType": "Uniform",
+        "editor": "Expression4x4",
+        "id": 78,
+        "name": "uView",
+        "type": "Binding",
+        "values": [
+            "1",
+            "0",
+            "0",
+            "0",
+            "0",
+            "1",
+            "0",
+            "0",
+            "0",
+            "0",
+            "1",
+            "0",
+            "0.40",
+            "-0.75",
+            "-4.00",
+            "1"
+        ]
+    },
+    {
+        "bindingType": "Uniform",
+        "editor": "Expression",
+        "id": 7259,
+        "name": "uProjection",
+        "type": "Binding",
+        "values": [
+            "perspective(45, 1, 1, 100)"
+        ]
+    },
+    {
+        "bindingType": "Uniform",
+        "editor": "Expression",
+        "id": 7249,
+        "name": "worldviewproj_matrix",
+        "type": "Binding",
+        "values": [
+            "uProjection*uView"
+        ]
+    },
+    {
+        "bindingType": "Uniform",
+        "editor": "Expression4",
+        "id": 7251,
+        "name": "auto_size",
+        "type": "Binding",
+        "values": [
+            "4",
+            "4",
+            "4",
+            "4"
+        ]
+    },
+    {
+        "id": 7241,
+        "items": [
+            {
+                "fileName": "pass_pos_color.vert",
+                "id": 7242,
+                "language": "GLSL",
+                "shaderType": "Vertex",
+                "type": "Shader"
+            },
+            {
+                "fileName": "box.geom",
+                "id": 7243,
+                "language": "GLSL",
+                "shaderType": "Geometry",
+                "type": "Shader"
+            }
+        ],
+        "name": "Program",
+        "type": "Program"
+    },
+    {
+        "flipVertically": false,
+        "format": "RGBA8_UNorm",
+        "height": "600",
+        "id": 7252,
+        "name": "Texture",
+        "target": "Target2D",
+        "type": "Texture",
+        "width": "800"
+    },
+    {
+        "blendConstant": "#ffffffff",
+        "cullMode": "NoCulling",
+        "frontFace": "CCW",
+        "id": 7245,
+        "items": [
+            {
+                "blendAlphaDest": "Zero",
+                "blendAlphaEq": "Add",
+                "blendAlphaSource": "One",
+                "blendColorDest": "Zero",
+                "blendColorEq": "Add",
+                "blendColorSource": "One",
+                "colorWriteMask": 15,
+                "id": 7246,
+                "level": 0,
+                "name": "Attachment",
+                "textureId": 7252,
+                "type": "Attachment"
+            }
+        ],
+        "logicOperation": "NoLogicOperation",
+        "name": "Target",
+        "polygonMode": "Fill",
+        "type": "Target"
+    },
+    {
+        "callType": "ClearTexture",
+        "checked": true,
+        "clearColor": "#ff000000",
+        "clearDepth": 1,
+        "clearStencil": 0,
+        "executeOn": "EveryEvaluation",
+        "id": 7258,
+        "name": "Clear Texture",
+        "textureId": 7252,
+        "type": "Call"
+    },
+    {
+        "baseInstance": "0",
+        "callType": "Draw",
+        "checked": true,
+        "count": "3",
+        "executeOn": "EveryEvaluation",
+        "first": "0",
+        "id": 7244,
+        "instanceCount": "1",
+        "name": "Draw",
+        "primitiveType": "Points",
+        "programId": 7241,
+        "targetId": 7245,
+        "type": "Call",
+        "vertexStreamId": 7247
+    }
+]

ogre_media/materials/glsl150/box.gpjs.state

@@ -0,0 +1,3 @@
+[General]
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+openEditors=103|d06e9ffd4ef620cf, 7242|4333e4a18350dcd8, 7243|3bb82afa7f2ad88, 7252|d585725ad1b605f3

ogre_media/materials/glsl150/depth.frag

@@ -0,0 +1,27 @@
+#version 330
+
+// Passes on the packed depth value
+
+// Splits up a normalized depth value in the range (0..1)
+// into the vertex RGB values.
+// Alpha values below 1/255 are rendered transparent.
+
+uniform float alpha;
+uniform float far_clip_distance;
+
+const float minimum_alpha = 1.0 / 255.0;
+
+varying float depth;
+
+void main()
+{
+    float normalized_depth = depth / far_clip_distance;
+
+  // split up float into rgb components
+  const vec3 shift = vec3(256.0 * 256.0, 256.0, 1.0);
+  const vec3 mask = vec3(0.0, 1.0 / 256.0, 1.0 / 256.0);
+  vec3 depth_packed = fract(normalized_depth * shift);
+  depth_packed -= depth_packed.xxy * mask;
+
+  gl_FragColor = vec4( depth_packed.zyx, step( minimum_alpha, alpha ));
+}

ogre_media/materials/glsl150/glsl150.program

@@ -1,3 +1,6 @@
+
+fragment_program rviz/glsl150/depth.frag glsl { source depth.frag }
+
 //all shaders, sorted by name
 
 geometry_program rviz/glsl150/billboard.geom glsl
@@ -78,3 +81,14 @@ vertex_program rviz/glsl150/pass_pos_color.vert glsl
 {
   source pass_pos_color.vert
 }
+
+
+fragment_program rviz/glsl150/smooth_square.frag glsl
+{
+  source smooth_square.frag
+  default_params
+  {
+    param_named_auto highlight custom 5
+    param_named_auto alpha custom 1
+  }
+}

ogre_media/materials/glsl150/pass_pos_color.vert

@@ -1,14 +1,19 @@
-#version 150 compatibility
+#version 330
 
 // this merely passes over position and color,
 // as needed by box.geom
 
-out gl_PerVertex {
-	vec4 gl_Position;
-	vec4 gl_FrontColor;
-};
+layout(location = 0) in vec3 vertex;
+layout(location = 3) in vec4 color;
+
+uniform mat4 uProjection;
+
+out PerVertex {
+    vec4 frontColor;
+} perVertex;
+
 
 void main() {
-    gl_Position = gl_Vertex;
-    gl_FrontColor = gl_Color;
+    gl_Position = uProjection * vec4(vertex, 1);
+    perVertex.frontColor = color;
 }

ogre_media/materials/glsl150/smooth_square.frag

@@ -0,0 +1,30 @@
+#version 330
+
+// rasterizes a smooth square with ax,ay in [-0.5..0.5]
+
+uniform vec4 highlight;
+uniform float alpha;
+
+in vec4 texCoord[];
+in vec4 frontColor;
+
+out vec4 fragColor;
+
+void main()
+{
+  float ax = texCoord[0].x-0.5;
+  float ay = texCoord[0].y-0.5;
+
+  float blend = smoothstep(-0.48, -0.45, ay) * (1.0 - smoothstep(0.45, 0.48, ay)) *
+                smoothstep(-0.48, -0.45, ax) * (1.0 - smoothstep(0.45, 0.48, ax));
+
+  float inv_blend = 1.0 - blend;
+  vec3 col = blend * frontColor.xyz + (sign(0.5 - length(vec3(frontColor.xyz))) * vec3(0.2, 0.2, 0.2) + frontColor.xyz) * inv_blend;
+
+  //alternative version: make color at edge darker
+  //vec3 col = (0.5 + 0.5*blend) * gl_Color.xyz;
+
+  col = col + col * highlight.xyz;
+
+  fragColor = vec4(col.r, col.g, col.b, alpha * frontColor.a );
+}