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Updated standard shader

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Corrects weird artifacts on web
This commit is contained in:
Ray
2016-10-11 00:39:07 +02:00
parent 648676f46b
commit 97e3277d58
3 changed files with 13 additions and 22 deletions
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10
src/shader_standard.h
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@@ -90,7 +90,7 @@ static const char fStandardShaderStr[] =
" if (diff > 0.0)\n"
" {\n"
" vec3 h = normalize(-l.direction + v);\n"
" spec = pow(dot(n, h), 3.0 + glossiness)*s;\n"
" spec = pow(abs(dot(n, h)), 3.0 + glossiness)*s;\n"
" }\n"
" return (diff*l.diffuse.rgb + spec*colSpecular.rgb);\n"
"}\n"
@@ -103,7 +103,7 @@ static const char fStandardShaderStr[] =
" if (diff > 0.0)\n"
" {\n"
" vec3 h = normalize(lightDir + v);\n"
" spec = pow(dot(n, h), 3.0 + glossiness)*s;\n"
" spec = pow(abs(dot(n, h)), 3.0 + glossiness)*s;\n"
" }\n"
" return (diff*l.intensity*l.diffuse.rgb + spec*colSpecular.rgb);\n"
"}\n"
@@ -124,7 +124,7 @@ static const char fStandardShaderStr[] =
" if (diffAttenuation > 0.0)\n"
" {\n"
" vec3 h = normalize(lightDir + v);\n"
" spec = pow(dot(n, h), 3.0 + glossiness)*s;\n"
" spec = pow(abs(dot(n, h)), 3.0 + glossiness)*s;\n"
" }\n"
" return (falloff*(diffAttenuation*l.diffuse.rgb + spec*colSpecular.rgb));\n"
"}\n"
@@ -152,9 +152,9 @@ static const char fStandardShaderStr[] =
" }\n"
" float spec = 1.0;\n"
#if defined(GRAPHICS_API_OPENGL_ES2) || defined(GRAPHICS_API_OPENGL_21)
" if (useSpecular == 1) spec *= normalize(texture2D(texture2, fragTexCoord).r);\n"
" if (useSpecular == 1) spec = texture2D(texture2, fragTexCoord).r;\n"
#elif defined(GRAPHICS_API_OPENGL_33)
" if (useSpecular == 1) spec *= normalize(texture(texture2, fragTexCoord).r);\n"
" if (useSpecular == 1) spec = texture(texture2, fragTexCoord).r;\n"
#endif
" for (int i = 0; i < maxLights; i++)\n"
" {\n"