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Support for rendering dynamic cubemaps

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This commit is contained in:
Jack Andersen
2019-05-31 17:41:01 -10:00
parent 486c925a45
commit 410d7896f7
23 changed files with 372 additions and 54 deletions
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29
Shaders/CModelShaders.frag.glsl
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@@ -14,7 +14,12 @@ TBINDING7 uniform sampler2D reflectionIndTex;
TBINDING8 uniform sampler2D extTex0;
TBINDING9 uniform sampler2D extTex1;
TBINDING10 uniform sampler2D extTex2;
#if defined(URDE_LIGHTING_CUBE_REFLECTION) || defined(URDE_LIGHTING_CUBE_REFLECTION_SHADOW)
TBINDING11 uniform samplerCube reflectionTex;
#else
TBINDING11 uniform sampler2D reflectionTex;
#endif
const vec3 kRGBToYPrime = vec3(0.257, 0.504, 0.098);
@@ -84,7 +89,7 @@ vec3 SampleTexture_alpha() { return texture(alpha, vtf.alphaUv).rgb; }
float SampleTextureAlpha_alpha() { return dot(texture(alpha, vtf.alphaUv).rgb, kRGBToYPrime); }
#endif
#if defined(URDE_LIGHTING) || defined(URDE_LIGHTING_SHADOW) || defined(URDE_DISINTEGRATE)
#if defined(URDE_LIGHTING) || defined(URDE_LIGHTING_SHADOW) || defined(URDE_LIGHTING_CUBE_REFLECTION) || defined(URDE_LIGHTING_CUBE_REFLECTION_SHADOW) || defined(URDE_DISINTEGRATE)
struct Fog {
vec4 color;
float A;
@@ -94,7 +99,7 @@ struct Fog {
};
#endif
#if defined(URDE_LIGHTING) || defined(URDE_LIGHTING_SHADOW)
#if defined(URDE_LIGHTING) || defined(URDE_LIGHTING_SHADOW) || defined(URDE_LIGHTING_CUBE_REFLECTION) || defined(URDE_LIGHTING_CUBE_REFLECTION_SHADOW)
struct Light {
vec4 pos;
vec4 dir;
@@ -119,7 +124,7 @@ const vec4 colorReg1 = vec4(1.0);
const vec4 colorReg2 = vec4(1.0);
#endif
#if defined(URDE_LIGHTING)
#if defined(URDE_LIGHTING) || defined(URDE_LIGHTING_CUBE_REFLECTION)
vec3 LightingFunc() {
vec4 ret = ambient;
@@ -176,7 +181,7 @@ UBINDING2 uniform MBShadowUniform {
};
#endif
#if defined(URDE_LIGHTING_SHADOW)
#if defined(URDE_LIGHTING_SHADOW) || defined(URDE_LIGHTING_CUBE_REFLECTION_SHADOW)
vec3 LightingFunc() {
vec2 shadowUV = vtf.extUvs[0];
shadowUV.y = 1.0 - shadowUV.y;
@@ -224,7 +229,7 @@ vec3 LightingFunc() {
}
#endif
#if defined(URDE_LIGHTING) || defined(URDE_LIGHTING_SHADOW) || defined(URDE_DISINTEGRATE)
#if defined(URDE_LIGHTING) || defined(URDE_LIGHTING_SHADOW) || defined(URDE_LIGHTING_CUBE_REFLECTION) || defined(URDE_LIGHTING_CUBE_REFLECTION_SHADOW) || defined(URDE_DISINTEGRATE)
vec4 FogFunc(vec4 colorIn) {
float fogZ;
float fogF = clamp((fog.A / (fog.B - gl_FragCoord.z)) - fog.C, 0.0, 1.0);
@@ -257,7 +262,7 @@ vec4 FogFunc(vec4 colorIn) {
}
#endif
#if defined(URDE_LIGHTING) || defined(URDE_LIGHTING_SHADOW)
#if defined(URDE_LIGHTING) || defined(URDE_LIGHTING_SHADOW) || defined(URDE_LIGHTING_CUBE_REFLECTION) || defined(URDE_LIGHTING_CUBE_REFLECTION_SHADOW)
vec4 PostFunc(vec4 colorIn) {
return FogFunc(colorIn) * mulColor + addColor;
}
@@ -303,7 +308,10 @@ vec4 PostFunc(vec4 colorIn) {
}
#endif
#if defined(URDE_REFLECTION_SIMPLE)
#if defined(URDE_LIGHTING_CUBE_REFLECTION) || defined(URDE_LIGHTING_CUBE_REFLECTION_SHADOW)
vec3 ReflectionFunc(float roughness) { return texture(reflectionTex, reflect(vtf.mvPos.xyz, vtf.mvNorm.xyz),
roughness * 5.0).rgb; }
#elif defined(URDE_REFLECTION_SIMPLE)
vec3 ReflectionFunc() { return texture(reflectionTex, vtf.dynReflectionUvs[1]).rgb * vtf.dynReflectionAlpha; }
#elif defined(URDE_REFLECTION_INDIRECT)
vec3 ReflectionFunc() { return texture(reflectionTex, (texture(reflectionIndTex, vtf.dynReflectionUvs[0]).ab -
@@ -316,7 +324,12 @@ layout(location=0) out vec4 colorOut;
void main() {
vec3 lighting = LightingFunc();
vec4 tmp;
#if defined(URDE_DIFFUSE_ONLY)
#if defined(URDE_LIGHTING_CUBE_REFLECTION) || defined(URDE_LIGHTING_CUBE_REFLECTION_SHADOW)
tmp.rgb = (SampleTexture_lightmap() * colorReg1.rgb + lighting) * SampleTexture_diffuse() +
SampleTexture_emissive() + (SampleTexture_specular() + SampleTexture_extendedSpecular() * lighting) *
(SampleTexture_reflection() * ReflectionFunc(clamp(0.5 - SampleTextureAlpha_specular(), 0.0, 1.0)) * 2.0);
tmp.a = SampleTextureAlpha_alpha();
#elif defined(URDE_DIFFUSE_ONLY)
tmp.rgb = SampleTexture_diffuse();
tmp.a = SampleTextureAlpha_alpha();
#elif defined(RETRO_SHADER)