diff options
Diffstat (limited to 'cwd/assets/altcraft/shaders/frag')
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/blur.fs | 22 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/copy.fs | 11 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/entity.fs | 10 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/face.fs | 21 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/fbo.fs | 11 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/fwd_entity.fs | 11 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/fwd_face.fs | 39 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/fwd_sky.fs | 66 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/light.fs | 83 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/rml.fs | 8 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/rmltex.fs | 12 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/sky.fs | 37 | ||||
-rw-r--r-- | cwd/assets/altcraft/shaders/frag/ssao.fs | 68 |
13 files changed, 355 insertions, 44 deletions
diff --git a/cwd/assets/altcraft/shaders/frag/blur.fs b/cwd/assets/altcraft/shaders/frag/blur.fs new file mode 100644 index 0000000..89d4498 --- /dev/null +++ b/cwd/assets/altcraft/shaders/frag/blur.fs @@ -0,0 +1,22 @@ +#version 330 core + +out vec4 fragColor; + +in vec2 uv; + +uniform sampler2D blurInput; +uniform int blurScale; + +void main() { + vec2 texelSize = 1.0f / vec2(textureSize(blurInput, 0)); + vec4 result = vec4(0.0f); + for (int x = -blurScale; x < blurScale; x++) + { + for (int y = -blurScale; y < blurScale; y++) + { + vec2 offset = vec2(float(x), float(y)) * texelSize; + result += texture(blurInput, uv + offset); + } + } + fragColor = result / pow(blurScale * 2.0f, 2); +} diff --git a/cwd/assets/altcraft/shaders/frag/copy.fs b/cwd/assets/altcraft/shaders/frag/copy.fs new file mode 100644 index 0000000..a5a7a2b --- /dev/null +++ b/cwd/assets/altcraft/shaders/frag/copy.fs @@ -0,0 +1,11 @@ +#version 330 core + +in vec2 uv; + +out vec4 fragColor; + +uniform sampler2D inputTexture; + +void main() { + fragColor = texture(inputTexture, uv); +} diff --git a/cwd/assets/altcraft/shaders/frag/entity.fs b/cwd/assets/altcraft/shaders/frag/entity.fs index 06d5759..a857da1 100644 --- a/cwd/assets/altcraft/shaders/frag/entity.fs +++ b/cwd/assets/altcraft/shaders/frag/entity.fs @@ -1,9 +1,13 @@ #version 330 core -out vec4 fragColor; +layout (location = 0) out vec4 color; +layout (location = 1) out vec4 normal; +layout (location = 2) out vec4 light; -uniform vec3 color; +uniform vec3 entityColor; void main() { - fragColor = vec4(color, 1); + color = vec4(entityColor, 1.0f); + normal = vec4(0.0f, 0.0f, 0.0f, 1.0f); + light = vec4(1.0f, 1.0f, 0.0f, 1.0f); } diff --git a/cwd/assets/altcraft/shaders/frag/face.fs b/cwd/assets/altcraft/shaders/frag/face.fs index 30d44d2..f9af02c 100644 --- a/cwd/assets/altcraft/shaders/frag/face.fs +++ b/cwd/assets/altcraft/shaders/frag/face.fs @@ -1,18 +1,23 @@ #version 330 core -in VS_OUT { - vec3 Texture; - vec3 Color; -} fs_in; +in vec3 faceTextureUv; +in vec3 faceAddColor; +in vec3 faceNormal; +in vec2 faceLight; +in float faceAmbientOcclusion; -out vec4 fragColor; +layout (location = 0) out vec4 color; +layout (location = 1) out vec4 normal; +layout (location = 2) out vec4 light; uniform sampler2DArray textureAtlas; void main() { - vec4 color = texture(textureAtlas,fs_in.Texture); - if (color.a < 0.3) + vec4 col = texture(textureAtlas, faceTextureUv); + if (col.a < 0.3) discard; - fragColor = vec4(color.rgb * fs_in.Color, 1.0); + color = vec4(col.rgb * faceAddColor.rgb, 1.0f); + normal = vec4(faceNormal, 1.0f); + light = vec4(faceLight / 15.0f, faceAmbientOcclusion, 1.0f); } diff --git a/cwd/assets/altcraft/shaders/frag/fbo.fs b/cwd/assets/altcraft/shaders/frag/fbo.fs deleted file mode 100644 index df624b3..0000000 --- a/cwd/assets/altcraft/shaders/frag/fbo.fs +++ /dev/null @@ -1,11 +0,0 @@ -#version 330 core - -out vec4 FragColor; -in vec2 TexCoords; - -uniform sampler2D inputTexture; - -void main() -{ - FragColor = texture(inputTexture, TexCoords); -}
\ No newline at end of file diff --git a/cwd/assets/altcraft/shaders/frag/fwd_entity.fs b/cwd/assets/altcraft/shaders/frag/fwd_entity.fs new file mode 100644 index 0000000..094aaf2 --- /dev/null +++ b/cwd/assets/altcraft/shaders/frag/fwd_entity.fs @@ -0,0 +1,11 @@ +#version 330 core + +in vec4 entityWorldPos; + +out vec4 fragColor; + +uniform vec3 entityColor; + +void main() { + fragColor = vec4(entityColor, 1.0f); +} diff --git a/cwd/assets/altcraft/shaders/frag/fwd_face.fs b/cwd/assets/altcraft/shaders/frag/fwd_face.fs new file mode 100644 index 0000000..12deab8 --- /dev/null +++ b/cwd/assets/altcraft/shaders/frag/fwd_face.fs @@ -0,0 +1,39 @@ +#version 330 core + +in vec4 faceWorldPos; +in vec3 faceTextureUv; +in vec3 faceAddColor; +in vec3 faceNormal; +in vec2 faceLight; + +out vec4 fragColor; + +uniform sampler2DArray textureAtlas; + +layout (std140) uniform Globals { + mat4 projView; + mat4 proj; + mat4 invProj; + mat4 view; + uvec2 viewportSize; + vec4 ssaoKernels[64]; + float globalTime; + float dayTime; + float gamma; +}; + +void main() { + vec4 col = texture(textureAtlas, faceTextureUv); + if (col.a < 0.3f) + discard; + + float localLight = faceLight.r / 15.0f; + float skyLight = faceLight.g / 15.0f; + float lightLevel = clamp(localLight + skyLight * dayTime, 0.01f, 1.0f); + lightLevel = pow(lightLevel, 3); + lightLevel = clamp(lightLevel, 0.005f, 1.0f); + + fragColor = vec4(col.rgb * faceAddColor.rgb * lightLevel, 1.0f); + + fragColor.rgb = pow(fragColor.rgb, vec3(1.0f / gamma)); +} diff --git a/cwd/assets/altcraft/shaders/frag/fwd_sky.fs b/cwd/assets/altcraft/shaders/frag/fwd_sky.fs new file mode 100644 index 0000000..9f278b2 --- /dev/null +++ b/cwd/assets/altcraft/shaders/frag/fwd_sky.fs @@ -0,0 +1,66 @@ +#version 330 core + +in vec3 facePos; + +out vec4 fragColor; + +layout (std140) uniform Globals { + mat4 projView; + mat4 proj; + mat4 invProj; + mat4 view; + uvec2 viewportSize; + vec4 ssaoKernels[64]; + float globalTime; + float dayTime; + float gamma; +}; + +uniform sampler2DArray textureAtlas; +uniform vec4 sunTexture; +uniform float sunTextureLayer; +uniform vec4 moonTexture; +uniform float moonTextureLayer; + +const vec4 DaySkyColor = vec4(0.21, 0.4, 1, 1); + +const vec3 SunPos = vec3(0, 0.1, 0.5); + +const vec3 MoonPos = vec3(0, 0.1, -0.5); + +const vec4 NightSkyColor = vec4(0.0, 0.0008, 0.002, 1.0); + +vec3 TransformTextureCoord(vec4 TextureAtlasCoords, vec2 UvCoords, float Layer) { + float x = TextureAtlasCoords.x; + float y = TextureAtlasCoords.y; + float w = TextureAtlasCoords.z; + float h = TextureAtlasCoords.w; + vec2 A = vec2(x, 1 - y - h); + vec2 B = vec2(x + w, 1 - y); + vec2 transformed = A + UvCoords * (B - A); + return vec3(transformed.x, transformed.y, Layer); +} + +vec4 Sun() { + vec3 sunDelta = (facePos - SunPos) * 3.0f; + float distanceToSun = length(sunDelta); + vec4 sunColor = texture(textureAtlas, TransformTextureCoord(sunTexture, (vec2(sunDelta.xy) + 0.5f), sunTextureLayer)); + vec4 sun = mix(vec4(0, 0, 0, 1), sunColor, clamp(1 - distanceToSun * 2.0f, 0, 1)); + return sun; +} + +vec4 Moon() { + vec3 moonDelta = (facePos - MoonPos) * 4.5f; + float distanceToMoon = length(moonDelta); + vec4 moonColor = texture(textureAtlas, TransformTextureCoord(moonTexture, (vec2(moonDelta.xy) + 0.5f), moonTextureLayer)); + vec4 moon = mix(vec4(0, 0, 0, 1),moonColor, clamp(1 - distanceToMoon * 2.0f, 0, 1)); + return moon; +} + +void main() { + fragColor = vec4(mix(NightSkyColor, DaySkyColor, dayTime).rgb, 1.0f); + fragColor += vec4(Sun().rgb, 1.0f); + fragColor += vec4(Moon().rgb, 1.0f); + + fragColor.rgb = pow(fragColor.rgb, vec3(1.0f / gamma)); +} diff --git a/cwd/assets/altcraft/shaders/frag/light.fs b/cwd/assets/altcraft/shaders/frag/light.fs new file mode 100644 index 0000000..a0cda02 --- /dev/null +++ b/cwd/assets/altcraft/shaders/frag/light.fs @@ -0,0 +1,83 @@ +#version 330 core + +out vec4 fragColor; + +in vec2 uv; + +uniform sampler2D depthStencil; +uniform sampler2D color; +uniform sampler2D normal; +uniform sampler2D light; +uniform sampler2D ssao; + +uniform int renderBuff; +uniform bool applySsao; + +layout (std140) uniform Globals { + mat4 projView; + mat4 proj; + mat4 invProj; + mat4 view; + uvec2 viewportSize; + vec4 ssaoKernels[64]; + float globalTime; + float dayTime; + float gamma; +}; + +vec3 RecoverViewWorldPos(vec2 screenPos, float depth) { + vec4 viewPos = invProj * vec4(screenPos * 2.0 - 1.0, depth * 2.0 - 1.0, 1.0); + return viewPos.xyz / viewPos.w; +} + +void main() { + vec4 c = texture(color, uv); + vec4 n = texture(normal, uv); + n += 1.0f; + n /= 2.0f; + + vec4 l = texture(light, uv); + float depth = texture(depthStencil, uv).r; + float d = (1.0f - depth) * 16.0f; + vec4 s = texture(ssao, uv); + + float faceLight = l.r; + float skyLight = l.g; + float lightLevel = clamp(faceLight + skyLight * dayTime, 0.01f, 1.0f); + lightLevel = pow(lightLevel, 3); + if (applySsao) { + lightLevel *= pow(s.r, 2); + } + lightLevel = clamp(lightLevel, 0.005f, 1.0f); + + vec4 finalColor = vec4(c.rgb * lightLevel, 1.0f); + + finalColor.rgb = pow(finalColor.rgb, vec3(1.0f / gamma)); + + switch(renderBuff) { + case 0: + fragColor = finalColor; + break; + case 1: + fragColor = c; + break; + case 2: + fragColor = n; + break; + case 3: + fragColor = vec4(RecoverViewWorldPos(uv, depth), 1.0f); + break; + case 4: + fragColor = vec4(0.5f); + break; + case 5: + fragColor = vec4(l.r, l.g, 1.0f - l.b, 1.0f); + break; + case 6: + fragColor = vec4(vec3(d), 1.0f); + break; + case 7: + fragColor = vec4(pow(s.r, 2)); + break; + } +} diff --git a/cwd/assets/altcraft/shaders/frag/rml.fs b/cwd/assets/altcraft/shaders/frag/rml.fs index 54c3f36..fa1c596 100644 --- a/cwd/assets/altcraft/shaders/frag/rml.fs +++ b/cwd/assets/altcraft/shaders/frag/rml.fs @@ -1,12 +1,10 @@ #version 330 core -in VS_OUT { - vec4 color; - vec2 tex_coord; -} fs_in; +in vec4 color; +in vec2 uv; out vec4 fragColor; void main() { - fragColor = fs_in.color; + fragColor = color; } diff --git a/cwd/assets/altcraft/shaders/frag/rmltex.fs b/cwd/assets/altcraft/shaders/frag/rmltex.fs index d885b3b..af86b5b 100644 --- a/cwd/assets/altcraft/shaders/frag/rmltex.fs +++ b/cwd/assets/altcraft/shaders/frag/rmltex.fs @@ -1,14 +1,12 @@ #version 330 core -uniform sampler2D fontTexture; - -in VS_OUT { - vec4 color; - vec2 tex_coord; -} fs_in; +in vec4 color; +in vec2 uv; out vec4 fragColor; +uniform sampler2D fontTexture; + void main() { - fragColor = fs_in.color * texture(fontTexture, fs_in.tex_coord); + fragColor = color * texture(fontTexture, uv); } diff --git a/cwd/assets/altcraft/shaders/frag/sky.fs b/cwd/assets/altcraft/shaders/frag/sky.fs index 53e0cf4..731246a 100644 --- a/cwd/assets/altcraft/shaders/frag/sky.fs +++ b/cwd/assets/altcraft/shaders/frag/sky.fs @@ -1,22 +1,37 @@ #version 330 core -in vec3 pos; +in vec3 facePos; -out vec4 fragColor; +layout (location = 0) out vec4 color; +layout (location = 1) out vec4 normal; +layout (location = 2) out vec4 light; + +layout (std140) uniform Globals { + mat4 projView; + mat4 proj; + mat4 invProj; + mat4 view; + uvec2 viewportSize; + vec4 ssaoKernels[64]; + float globalTime; + float dayTime; + float gamma; +}; uniform sampler2DArray textureAtlas; -uniform float DayTime; uniform vec4 sunTexture; uniform float sunTextureLayer; uniform vec4 moonTexture; uniform float moonTextureLayer; -const vec4 DaySkyColor = vec4(0.49, 0.66, 1, 1); +const vec4 DaySkyColor = vec4(0.21, 0.4, 1, 1); const vec3 SunPos = vec3(0, 0.1, 0.5); const vec3 MoonPos = vec3(0, 0.1, -0.5); +const vec4 NightSkyColor = vec4(0.0, 0.0008, 0.002, 1.0); + vec3 TransformTextureCoord(vec4 TextureAtlasCoords, vec2 UvCoords, float Layer) { float x = TextureAtlasCoords.x; float y = TextureAtlasCoords.y; @@ -29,7 +44,7 @@ vec3 TransformTextureCoord(vec4 TextureAtlasCoords, vec2 UvCoords, float Layer) } vec4 Sun() { - vec3 sunDelta = (pos - SunPos) * 3.0f; + vec3 sunDelta = (facePos - SunPos) * 3.0f; float distanceToSun = length(sunDelta); vec4 sunColor = texture(textureAtlas, TransformTextureCoord(sunTexture, (vec2(sunDelta.xy) + 0.5f), sunTextureLayer)); vec4 sun = mix(vec4(0, 0, 0, 1), sunColor, clamp(1 - distanceToSun * 2.0f, 0, 1)); @@ -37,7 +52,7 @@ vec4 Sun() { } vec4 Moon() { - vec3 moonDelta = (pos - MoonPos) * 4.5f; + vec3 moonDelta = (facePos - MoonPos) * 4.5f; float distanceToMoon = length(moonDelta); vec4 moonColor = texture(textureAtlas, TransformTextureCoord(moonTexture, (vec2(moonDelta.xy) + 0.5f), moonTextureLayer)); vec4 moon = mix(vec4(0, 0, 0, 1),moonColor, clamp(1 - distanceToMoon * 2.0f, 0, 1)); @@ -45,8 +60,10 @@ vec4 Moon() { } void main() { - vec4 starColor = vec4(0.0f, 0.04f, 0.06f, 1.0f); - fragColor = mix(starColor, DaySkyColor, DayTime); - fragColor += Sun(); - fragColor += Moon(); + color = vec4(mix(NightSkyColor, DaySkyColor, dayTime).rgb, 1.0f); + color += vec4(Sun().rgb, 1.0f); + color += vec4(Moon().rgb, 1.0f); + normal = vec4(0.0f, 0.0f, 0.0f, 1.0f); + light = vec4(1.0f, 1.0f, 0.0f, 1.0f); + gl_FragDepth = 1.0f; } diff --git a/cwd/assets/altcraft/shaders/frag/ssao.fs b/cwd/assets/altcraft/shaders/frag/ssao.fs new file mode 100644 index 0000000..1c9db1f --- /dev/null +++ b/cwd/assets/altcraft/shaders/frag/ssao.fs @@ -0,0 +1,68 @@ +#version 330 core + +out vec4 fragColor; + +in vec2 uv; + +uniform sampler2D normal; +uniform sampler2D light; +uniform sampler2D depthStencil; +uniform sampler2D ssaoNoise; + +uniform int ssaoSamples; + +layout (std140) uniform Globals { + mat4 projView; + mat4 proj; + mat4 invProj; + mat4 view; + uvec2 viewportSize; + vec4 ssaoKernels[64]; + float globalTime; + float dayTime; + float gamma; +}; + +const vec2 noiseScale = vec2(4.0f, 4.0f); +const int kernelSize = 64; +const float radius = 0.5f; +const float bias = 0.025f; + +vec3 RecoverViewWorldPos(vec2 screenPos, float depth) { + vec4 viewPos = invProj * vec4(screenPos * 2.0 - 1.0, depth * 2.0 - 1.0, 1.0); + return viewPos.xyz / viewPos.w; +} + +void main() { + vec3 normal = texture(normal, uv).xyz; + vec3 fragPos = RecoverViewWorldPos(uv, texture(depthStencil, uv).r); + vec2 noiseUv = uv * viewportSize / noiseScale; + + vec3 randomVec = texture(ssaoNoise, noiseUv).xyz; + + vec3 tangent = normalize(randomVec - normal * dot(randomVec, normal)); + vec3 bitangent = cross(normal, tangent); + mat3 TBN = mat3(tangent, bitangent, normal); + + float occlusion = 0.0; + int samples = min(kernelSize, ssaoSamples); + for(int i = 0; i < samples; i++) + { + vec3 samplePos = TBN * ssaoKernels[i].xyz; + samplePos = fragPos + samplePos * radius; + + vec4 offset = vec4(samplePos, 1.0); + offset = proj * offset; + offset.xyz /= offset.w; + offset.xyz = offset.xyz * 0.5 + 0.5; + + float sampleDepth = RecoverViewWorldPos(offset.xy, texture(depthStencil, offset.xy).r).z; + float rangeCheck = smoothstep(0.0, 1.0, radius / abs(fragPos.z - sampleDepth)); + float aoMask = texture(light, offset.xy).b; + occlusion += (sampleDepth >= samplePos.z + bias ? 1.0 : 0.0) * rangeCheck * aoMask; + } + + occlusion = 1.0f - (occlusion / samples); + + fragColor = vec4(vec3(occlusion), 1.0f); +} |