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don't render objects with zero alpha color (RGBA)

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This commit is contained in:
Erwin Coumans
2017-05-13 07:38:00 -07:00
parent f692973f47
commit 7cb763e4c8
4 changed files with 22 additions and 9 deletions
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7
examples/OpenGLWindow/Shaders/useShadowMapInstancingPS.glsl
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@@ -23,10 +23,12 @@ out vec4 color;
void main(void)
{
vec4 texel = fragment.color*texture(Diffuse,vert.texcoord);
vec4 texel = fragment.color*texture(Diffuse,vert.texcoord);
vec3 ct,cf;
float intensity,at,af;
if (fragment.color.w==0)
discard;
intensity = 0.5+0.5*clamp( dot( normalize(normal),lightDir ), -1,1 );
af = 1.0;
@@ -45,6 +47,5 @@ void main(void)
intensity = 0.7*intensity + 0.3*intensity*visibility;
cf = intensity*(vec3(1.0,1.0,1.0)-ambient)+ambient;
color = vec4(ct * cf, fragment.color.w);
}

6
examples/OpenGLWindow/Shaders/useShadowMapInstancingPS.h
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@@ -17,10 +17,11 @@ static const char* useShadowMapInstancingFragmentShader= \
"out vec4 color;\n"
"void main(void)\n"
"{\n"
" vec4 texel = fragment.color*texture(Diffuse,vert.texcoord);\n"
" vec4 texel = fragment.color*texture(Diffuse,vert.texcoord);\n"
" vec3 ct,cf;\n"
" float intensity,at,af;\n"
" \n"
" if (fragment.color.w==0)\n"
" discard;\n"
" intensity = 0.5+0.5*clamp( dot( normalize(normal),lightDir ), -1,1 );\n"
" \n"
" af = 1.0;\n"
@@ -37,7 +38,6 @@ static const char* useShadowMapInstancingFragmentShader= \
" intensity = 0.7*intensity + 0.3*intensity*visibility;\n"
" \n"
" cf = intensity*(vec3(1.0,1.0,1.0)-ambient)+ambient;\n"
" \n"
" color = vec4(ct * cf, fragment.color.w);\n"
"}\n"
;