mirror of
https://github.com/scratchfoundation/bgfx.git
synced 2024-12-04 21:31:11 -05:00
43 lines
1.2 KiB
Text
43 lines
1.2 KiB
Text
|
struct v2f_surf {
|
||
|
highp vec4 pos;
|
||
|
lowp vec2 pack0;
|
||
|
lowp vec3 halfDir;
|
||
|
lowp vec3 lightDir;
|
||
|
lowp vec3 vlight;
|
||
|
};
|
||
|
uniform sampler2D _BumpMap;
|
||
|
uniform lowp vec4 _LightColor0;
|
||
|
uniform sampler2D _MainTex;
|
||
|
uniform lowp float _Shininess;
|
||
|
lowp vec4 frag_surf (in v2f_surf IN) {
|
||
|
lowp vec4 tex;
|
||
|
lowp vec3 Normal;
|
||
|
lowp float diff;
|
||
|
lowp float nh;
|
||
|
lowp float spec;
|
||
|
lowp vec4 c;
|
||
|
tex = texture2D (_MainTex, IN.pack0);
|
||
|
Normal = (texture2D( _BumpMap, IN.pack0).xyz * 2.0) - 1.0;
|
||
|
diff = max (0.0, dot(Normal, IN.lightDir));
|
||
|
nh = max (0.0, dot(Normal, IN.halfDir));
|
||
|
spec = pow(nh, _Shininess) * tex.w;
|
||
|
c.xyz = ((vec3(tex) * ((_LightColor0.xyz * diff) + IN.vlight)) + (_LightColor0.xyz * spec));
|
||
|
c.w = 0.00000;
|
||
|
return c;
|
||
|
}
|
||
|
varying lowp vec2 xlv_TEXCOORD0;
|
||
|
varying lowp vec3 xlv_TEXCOORD1;
|
||
|
varying lowp vec3 xlv_TEXCOORD2;
|
||
|
varying lowp vec3 xlv_TEXCOORD3;
|
||
|
void main() {
|
||
|
lowp vec4 xl_retval;
|
||
|
v2f_surf xlt_IN;
|
||
|
xlt_IN.pos = vec4(0.0);
|
||
|
xlt_IN.pack0 = vec2(xlv_TEXCOORD0);
|
||
|
xlt_IN.halfDir = vec3(xlv_TEXCOORD1);
|
||
|
xlt_IN.lightDir = vec3(xlv_TEXCOORD2);
|
||
|
xlt_IN.vlight = vec3(xlv_TEXCOORD3);
|
||
|
xl_retval = frag_surf(xlt_IN);
|
||
|
gl_FragData[0] = vec4(xl_retval);
|
||
|
}
|