Emissive blocks

Author: macbury

core/assets/db/blocks/020_glow_stone.block

@@ -3,6 +3,7 @@
   shadeAO: false,
   envAO: false,
   transparent: false,
+  emission: 1.0f,
   textures: {
     all: "glow_stone"
   }

core/assets/graphics/shaders/ps-bloom.frag.glsl

@@ -2,7 +2,7 @@ varying   vec2 v_texCoords;
 void main() {
   vec4 sum = vec4(0.0);
 
-  float blurSize = 0.004f;
+  float blurSize = 0.002f;
 /*
   sum += texture2D(u_downSampledMainTexture, vec2(v_texCoords.x, v_texCoords.y - 4.0*blurSize)) * 0.05;
   sum += texture2D(u_downSampledMainTexture, vec2(v_texCoords.x, v_texCoords.y - 3.0*blurSize)) * 0.09;

core/assets/graphics/shaders/terrain.frag.glsl

@@ -6,7 +6,7 @@ varying float  v_transparent;
 varying vec2   v_uvStart;
 varying vec2   v_uvMul;
 varying vec4   v_positionInLightSpace;
-
+varying float  v_emission;
 void main() {
   discardIfClipped(v_position);
 
@@ -22,7 +22,7 @@ void main() {
 
   vec4 lighting       = u_ambientLight + (1.0f - shadow) * v_lightDiffuse;
 
-  vec4 diffuse        = lighting * texture;
+  vec4 diffuse        = (lighting * texture) + texture * v_emission;
 
   #ifdef normalsDebugFlag
     diffuse.rgb = v_normal;

core/assets/graphics/shaders/terrain.vert.glsl

@@ -13,12 +13,13 @@ varying vec2   v_uvStart;
 varying vec2   v_uvMul;
 
 varying float  v_transparent;
+varying float  v_emission;
 varying vec4   v_positionInLightSpace;
 
 void main() {
   v_normal          = normalize(u_normalMatrix * a_normal);
   float ao          = a_material.r;
-  float emission    = a_material.g;
+  v_emission        = a_material.g;
   float waviness    = a_material.a;
   v_transparent     = a_material.b;
 

core/src/macbury/forge/Config.java

@@ -17,7 +17,7 @@ public class Config {
   public enum RenderDebug {
     Textured, Wireframe, Normals, Lighting
   }
-  public int bloomTextureSize        = 512;
+  public int bloomTextureSize        = 256;
   public int resolutionWidth         = 1360;
   public int resolutionHeight        = 768;
   public boolean fullscreen          = false;

core/src/macbury/forge/blocks/Block.java

@@ -71,7 +71,10 @@ public Side faceToSide(Side alginTo) {
    * Is a liquid block
    */
   public boolean liquid = false;
-
+  /**
+   * Is emit light...
+   */
+  public float emission = 0.0f;
   /**
    * Is block solid and collidable
    */

core/src/macbury/forge/graphics/mesh/MeshVertexInfo.java

@@ -45,6 +45,11 @@ public static VertexAttribute[] voxelAttributes() {
     return vertexAttributes;
   }
 
+  public MeshVertexInfo emission(float emission) {
+    this.material.setEmission(emission);
+    return this;
+  }
+
   public static enum AttributeType {
     Position(VertexAttributes.Usage.Position, 3,ShaderProgram.POSITION_ATTRIBUTE),
     Normal(VertexAttributes.Usage.Normal, 3, ShaderProgram.NORMAL_ATTRIBUTE),

core/src/macbury/forge/graphics/mesh/VoxelsAssembler.java

@@ -45,7 +45,7 @@ public static void vertexTranslationFromShape(Vector3i origin, Vector3i voxelSca
   }
 
   private MeshVertexInfo vertex(VoxelDef voxelDef, BlockShapePart part, int index, TextureAtlas.AtlasRegion sideRegion, AbstractGreedyAlgorithm.GreedyQuad terrainPart) {
-    MeshVertexInfo vert = this.vertex().ao(voxelDef.ao).transparent(voxelDef.block.transparent);
+    MeshVertexInfo vert = this.vertex().ao(voxelDef.ao).transparent(voxelDef.block.transparent).emission(voxelDef.block.emission);
 
     vertexTranslationFromShape(
         voxelDef.position,
@@ -108,6 +108,7 @@ private MeshVertexInfo vertex(VoxelDef voxelDef, BlockShapePart part, int index,
       vert.material.setWaviness(part.waviness[index]);
     }
 
+
     return vert;
   }