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authorLaG1924 <12997935+LaG1924@users.noreply.github.com>2017-09-17 17:50:36 +0200
committerLaG1924 <12997935+LaG1924@users.noreply.github.com>2018-01-13 03:39:31 +0100
commit94006e599c8d591096b768d1cd0c8b75eb763c45 (patch)
treee1464cabe071e62015a822e1e3f36af524bbc16c /cwd/shaders/block.fs
parent2017-09-16 (diff)
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Diffstat (limited to 'cwd/shaders/block.fs')
-rw-r--r--cwd/shaders/block.fs179
1 files changed, 0 insertions, 179 deletions
diff --git a/cwd/shaders/block.fs b/cwd/shaders/block.fs
deleted file mode 100644
index 15fd217..0000000
--- a/cwd/shaders/block.fs
+++ /dev/null
@@ -1,179 +0,0 @@
-#version 330 core
-
-in VS_OUT {
- vec2 UvPosition;
- vec3 FragmentPosition;
- flat int Block;
- flat int State;
- vec4 ndcPos;
-} fs_in;
-
-uniform sampler2D textureAtlas;
-uniform float time;
-uniform int isInside;
-uniform vec2 windowSize;
-
-// TextureIndex: [most significant bit]<-...<-side[3bit]<-id[13]<-state[4]
-layout(std140) uniform TextureIndexes { // binding point: 0
- int totalTextures;
- int indexes[1023];
-};
-layout(std140) uniform TextureData { // binding point: 1
- vec4 textureData[1024];
-};
-
-vec4 GetTextureByBlockId();
-vec2 TransformTextureCoord(vec4 TextureAtlasCoords, vec2 UvCoords);
-vec4 CheckIndexValidness();
-vec4 GetDepthColor();
-vec4 GetCheckerColor();
-vec4 VTC(int value);
-
-int GetBlockSide(){
- int side=6;
- if (fs_in.FragmentPosition.y==-0.5)
- side=0;
- else if (fs_in.FragmentPosition.y==0.5)
- side=1;
- else if (fs_in.FragmentPosition.x==-0.5)
- side = 3;
- else if (fs_in.FragmentPosition.x==0.5)
- side = 2;
- else if (fs_in.FragmentPosition.z==-0.5)
- side=4;
- else if (fs_in.FragmentPosition.z==0.5)
- side=5;
- return side;
-}
-int index,side,id,state;
-
-vec3 rgb2hsv(vec3 c)
-{
- vec4 K = vec4(0.0, -1.0 / 3.0, 2.0 / 3.0, -1.0);
- vec4 p = mix(vec4(c.bg, K.wz), vec4(c.gb, K.xy), step(c.b, c.g));
- vec4 q = mix(vec4(p.xyw, c.r), vec4(c.r, p.yzx), step(p.x, c.r));
-
- float d = q.x - min(q.w, q.y);
- float e = 1.0e-10;
- return vec3(abs(q.z + (q.w - q.y) / (6.0 * d + e)), d / (q.x + e), q.x);
-}
-
-vec3 hsv2rgb(vec3 c)
-{
- vec4 K = vec4(1.0, 2.0 / 3.0, 1.0 / 3.0, 3.0);
- vec3 p = abs(fract(c.xxx + K.xyz) * 6.0 - K.www);
- return c.z * mix(K.xxx, clamp(p - K.xxx, 0.0, 1.0), c.y);
-}
-
-
-void main() {
- vec4 BlockTextureCoords = GetTextureByBlockId();
- vec2 AtlasCoords = TransformTextureCoord(BlockTextureCoords, fs_in.UvPosition);
- gl_FragColor = texture(textureAtlas, AtlasCoords);
- if (gl_FragColor.a<0.1) discard;
- if (fs_in.Block==2 && side==1 || fs_in.Block==18 || fs_in.Block==31 && state==1 || fs_in.Block==31 && state==2) { //Grass and leaves colorizing
- const float BiomeColor = 0.275;
- vec3 hsvColor = rgb2hsv(gl_FragColor.xyz);
- hsvColor[0]+=BiomeColor;
- hsvColor[1]=0.63;
- hsvColor[2]+=0.1;
- gl_FragColor = vec4(hsv2rgb(hsvColor),1);
- }
-}
-
-vec4 GetTextureByBlockId() {
- int BlockSide = GetBlockSide();
- for (int i = 0; i < totalTextures; i++) {
- index = indexes[i];
- side = (index & 0x70000) >> 16;
- id = (index & 0xFF0) >> 4;
- state = index & 0xF;
-
- if (id != fs_in.Block)
- continue;
- if (state != fs_in.State)
- continue;
- if (side == 6)
- return textureData[i];
- if (BlockSide == side)
- return textureData[i];
- if (side == 6)
- return textureData[i];
- else if (side == BlockSide)
- return textureData[i];
- }
- // Fallback TNT texture
- return vec4(0.0546875, 0.00442477876106194690, 0.0078125,
- 0.00442477876106194690);
-}
-
-vec2 TransformTextureCoord(vec4 TextureAtlasCoords, vec2 UvCoords) {
- float x = TextureAtlasCoords.x;
- float y = TextureAtlasCoords.y;
- float w = TextureAtlasCoords.z;
- float h = TextureAtlasCoords.w;
- vec2 A = vec2(x, y);
- vec2 B = vec2(x + w, y + h);
-
- const bool isTextureFlippedVertically = true;
- if (isTextureFlippedVertically) {
- y = 1 - y;
- A = vec2(x, y - h);
- B = vec2(x + w, y);
- }
- return A + UvCoords * (B - A);
-}
-
-vec4 CheckIndexValidness() {
- vec4 color = vec4(0, 1, 0, 1);
- if (totalTextures != 6)
- return vec4(1, 0, 0, 1);
- if (indexes[0] != 393248)
- return vec4(1, 1, 0, 1);
- for (int i = 1; i < 20; i++)
- if (indexes[i] != 0)
- return vec4(0, 0, 1, 1);
- return vec4(0, 1, 0, 1);
-}
-
-float near = 1.0;
-float far = 100.0;
-
-float LinearizeDepth(float depth) {
- float z = depth * 2.0 - 1.0; // Back to NDC
- return (2.0 * near * far) / (far + near - z * (far - near));
-}
-
-vec4 GetDepthColor() {
- float depth =
- LinearizeDepth(gl_FragCoord.z) / far; // divide by far for demonstration
- return vec4(vec3(depth), 1.0f);
-}
-
-vec4 GetCheckerColor() {
- if (fs_in.UvPosition.x>0.5 && fs_in.UvPosition.y<0.5 || fs_in.UvPosition.x<0.5 && fs_in.UvPosition.y>0.5)
- return vec4(0.7,0.7,0,1);
- else
- return vec4(0,0,0,1);
-}
-
-vec4 VTC(int value){
- switch(value)
- {
- case 0:
- return vec4(0,0,0,1);
- case 1:
- return vec4(1,0,0,1);
- case 2:
- return vec4(0,1,0,1);
- case 3:
- return vec4(0,0,1,1);
- case 4:
- return vec4(1,1,0,1);
- case 5:
- return vec4(1,0,1,1);
- case 6:
- return vec4(0,1,1,1);
- }
- return vec4(1,1,1,1);
-}