177 lines
4 KiB
GLSL
177 lines
4 KiB
GLSL
#ifdef GL_ES
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#ifdef SUPPORTED_GL_EXT_shadow_samplers
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#extension GL_EXT_shadow_samplers : require
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#endif
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precision highp float;
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#else
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#define highp
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#define mediump
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#define lowp
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#endif
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#ifdef LIGHTMAP
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varying mediump vec4 v_texCoord;
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#else
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varying mediump vec2 v_texCoord;
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#endif
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#ifdef SHADOWMAP
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varying vec3 v_shadowPosition;
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#endif
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#ifdef STENCIL
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varying mediump vec2 v_texCoordStencil;
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#endif
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varying mediump vec3 v_normal;
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#ifdef AMBIENT
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uniform mediump vec4 u_ambient;
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#endif
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#ifdef DIFFUSE_COLOR
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uniform mediump vec4 u_diffuse;
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#endif
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#ifdef DIFFUSE_TEX
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uniform mediump sampler2D diffuseTex;
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#endif
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#ifdef STENCIL
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uniform mediump sampler2D stencilTex;
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#endif
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#ifdef COLORIZE_COLOR
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uniform mediump vec4 u_colorize;
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#endif
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#ifdef COLORIZE_TEX
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uniform mediump sampler2D colorizeTex;
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#endif
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#ifdef SPECULAR_COLOR
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uniform mediump vec4 u_specular;
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#endif
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#ifdef SPECULAR_TEX
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uniform mediump sampler2D specularTex;
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#endif
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#ifdef EMISSION_COLOR
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uniform mediump vec4 u_emission;
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#endif
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#ifdef EMISSION_TEX
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uniform mediump sampler2D emissionTex;
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#endif
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#ifdef OPACITY_VALUE
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uniform mediump float u_opacity;
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#endif
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#ifdef OPACITY_TEX
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uniform mediump sampler2D opacityTex;
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#endif
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#ifdef LIGHTMAP_DIFFUSE
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uniform mediump sampler2D lightmapDiffuse;
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#endif
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#ifdef LIGHTMAP_SPECULAR
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uniform mediump sampler2D lightmapSpecular;
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#endif
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#ifdef SHADOWMAP
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#ifndef GL_ES
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uniform mediump sampler2DShadow shadowmap;
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#else
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#ifdef SUPPORTED_GL_EXT_shadow_samplers
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uniform mediump sampler2DShadow shadowmap;
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#else
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uniform mediump sampler2D shadowmap;
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#endif
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#endif
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#endif
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#ifdef COLORTRANSFORM_MUL
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uniform mediump vec4 u_colorMul;
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#endif
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#ifdef COLORTRANSFORM_ADD
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uniform mediump vec4 u_colorAdd;
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#endif
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#ifdef CLIP_PLANE
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varying mediump float v_clipDistance;
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#endif
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void main (void)
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{
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#ifdef CLIP_PLANE
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if(v_clipDistance < 0.0)
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{
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discard;
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}
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#endif
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mediump vec4 color = vec4(1.0);
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#ifdef DIFFUSE_COLOR
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color = u_diffuse;
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#endif
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#ifdef DIFFUSE_TEX
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#ifdef COMBINE_DIFFUSE_AND_SPECULAR
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mediump vec4 diffuseColor = texture2D(diffuseTex, v_texCoord.xy);
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color = diffuseColor;
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#else
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color = texture2D(diffuseTex, v_texCoord.xy);
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#endif
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#endif
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#ifdef LIGHTMAP_DIFFUSE
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color.rgb *= texture2D(lightmapDiffuse, v_texCoord.zw).rgb;
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#endif
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#ifdef COLORIZE_COLOR
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color *= u_colorize;
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#endif
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#ifdef COLORIZE_TEX
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color *= texture2D(colorizeTex, v_texCoord.xy);
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#endif
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#ifdef AMBIENT
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color.rgb += u_ambient.rgb;
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#endif
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#ifdef STENCIL
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mediump vec4 stencilColor = texture2D(stencilTex, v_texCoordStencil);
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mediump float stencilFactor = step(v_texCoordStencil.x, 1.0) * step(v_texCoordStencil.y, 1.0);
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color.rgb = color.rgb * (1.0 - stencilColor.a * stencilFactor) + stencilColor.rgb * stencilFactor;
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#endif
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#ifdef EMISSION_COLOR
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color.rgb = color.rgb + u_emission.rgb;
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#endif
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#ifdef EMISSION_TEX
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color.rgb += texture2D(emissionTex, v_texCoord.xy).rgb;
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#endif
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#ifdef LIGHTMAP_SPECULAR
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#ifdef SPECULAR_TEX
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#ifdef COMBINE_DIFFUSE_AND_SPECULAR
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color.rgb += texture2D(lightmapSpecular, v_texCoord.zw).rgb * diffuseColor.rgb;
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#else
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color.rgb += texture2D(lightmapSpecular, v_texCoord.zw).rgb * texture2D(specularTex, v_texCoord.xy).rgb;
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#endif
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#else
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#ifdef SPECULAR_COLOR
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color.rgb += texture2D(lightmapSpecular, v_texCoord.zw).rgb * u_specular.rgb;
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#else
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color.rgb += texture2D(lightmapSpecular, v_texCoord.zw).rgb;
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#endif
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#endif
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#endif // LIGHTMAP_SPECULAR
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#ifdef OPACITY_VALUE
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color *= u_opacity;
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#endif
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#ifdef OPACITY_TEX
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color *= texture2D(opacityTex, v_texCoord.xy).b;
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#endif
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#ifdef SHADOWMAP
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#ifndef GL_ES
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mediump float shadowSample = shadow2D(shadowmap, v_shadowPosition).r;
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#else
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#ifdef SUPPORTED_GL_EXT_shadow_samplers
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mediump float shadowSample = shadow2DEXT(shadowmap, v_shadowPosition);
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#else
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mediump float shadowSample = step(v_shadowPosition.z, texture2D(shadowmap, v_shadowPosition.xy).x);
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#endif
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#endif
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color.rgb *= mix( vec3( 0.75, 0.75, 0.75 ), vec3(1.0), shadowSample );
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#endif
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#ifdef COLORTRANSFORM_MUL
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color *= u_colorMul;
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#endif
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#ifdef COLORTRANSFORM_ADD
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color += u_colorAdd * color.a;
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#endif
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#ifdef GAMMA_CORRECT
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color = vec4(pow(color.rgb, vec3(0.454545)), color.a);
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#endif
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gl_FragColor = color;
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}
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