Begin motion blur.

Assets/motion_blur_material.json

@@ -0,0 +1,16 @@
+{
+    "material_resources": [
+        {
+            "contexts": [
+                {
+                    "bind_constants": [],
+                    "bind_textures": [
+					],
+                    "id": "motion_blur_pass"
+                }
+            ],
+            "id": "motion_blur_material",
+            "shader": "motion_blur_pass/motion_blur_pass"
+        }
+    ]
+}

raw/compile.py

@@ -35,6 +35,10 @@ os.chdir('../blur_pass')
 make_resources.make('blur_pass.shader.json')
 make_variants.make('blur_pass.shader.json')
 
+os.chdir('../motion_blur_pass')
+make_resources.make('motion_blur_pass.shader.json')
+make_variants.make('motion_blur_pass.shader.json')
+
 # os.chdir('../combine_pass')
 # make_resources.make('combine_pass.shader.json')
 # make_variants.make('combine_pass.shader.json')

raw/deferred/deferred.frag.glsl

@@ -81,7 +81,7 @@ void main() {
 	
 	// occlusion
 	
-	gl_FragData[0] = vec4(normal.x * 0.5 + 0.5, normal.y * 0.5 + 0.5, normal.z * 0.5 + 0.5, depth);
-	gl_FragData[1] = vec4(position.xyz, roughness);
+	gl_FragData[0] = vec4(normal.xyz * 0.5 + 0.5, depth);
+	gl_FragData[1] = vec4(position.xyz * 0.5 + 0.5, roughness);
 	gl_FragData[2] = vec4(baseColor.rgb, metalness);
 }

raw/deferred_light/deferred_light.frag.glsl

@@ -141,7 +141,7 @@ void main() {
 	float ao = texture(ssaotex, texCoord).r; // Normals, depth
 
 	vec3 n = g0.rgb * 2.0 - 1.0;
-	vec3 p = g1.rgb;
+	vec3 p = g1.rgb * 2.0 - 1.0;
 	//n = normalize(n);
 	vec3 baseColor = g2.rgb;
 	

raw/motion_blur_pass/motion_blur_pass.frag.glsl

@@ -0,0 +1,28 @@
+#version 450
+
+#ifdef GL_ES
+precision mediump float;
+#endif
+
+uniform sampler2D gbuffer0;
+uniform sampler2D gbuffer1; 
+uniform sampler2D gbuffer2;
+
+uniform sampler2D tex;
+uniform mat4 prevVP;
+
+in vec2 texCoord;
+
+void main() {
+	vec4 col = texture(tex, texCoord);
+	
+	vec4 g0 = texture(gbuffer0, texCoord);
+	vec4 g1 = texture(gbuffer0, texCoord);
+	float depth = g0.a;
+    // vec3 p = getViewPos(texCoord, depth);
+    vec3 p = g1.rgb * 2.0 - 1.0;
+	
+
+	
+	gl_FragColor = col;
+}

raw/motion_blur_pass/motion_blur_pass.shader.json

@@ -0,0 +1,38 @@
+{
+	"contexts": [
+		{
+			"id": "motion_blur_pass",
+			"params": [
+				{
+					"id": "depth_write",
+					"value": "true"
+				},
+				{
+					"id": "compare_mode",
+					"value": "always"
+				},
+				{
+					"id": "cull_mode",
+					"value": "none"
+				},
+				{
+					"id": "blend_source",
+					"value": "blend_one"
+				},
+				{
+					"id": "blend_destination",
+					"value": "blend_zero"
+				}
+			],
+			"links": [
+				{
+					"id": "prevVP",
+					"link": "_prevViewProjectionMatrix"
+				}
+			],
+			"texture_params": [],
+			"vertex_shader": "motion_blur_pass.vert.glsl",
+			"fragment_shader": "motion_blur_pass.frag.glsl"
+		}
+	]
+}

raw/motion_blur_pass/motion_blur_pass.vert.glsl

@@ -0,0 +1,18 @@
+#version 450
+
+#ifdef GL_ES
+precision highp float;
+#endif
+
+in vec2 pos;
+
+out vec2 texCoord;
+
+const vec2 madd = vec2(0.5, 0.5);
+
+void main() {
+  // Scale vertex attribute to [0-1] range
+  texCoord = pos.xy * madd + madd;
+
+  gl_Position = vec4(pos.xy, 0.0, 1.0);
+}