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OpenGL2: Readd r_deluxeSpecular. 

https://github.com/ioquake/ioq3/issues/369
This commit is contained in:
SmileTheory 2018-05-14 18:30:59 -07:00
parent 60a3112e45
commit c0c45d325d
4 changed files with 16 additions and 0 deletions
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11
code/renderergl2/glsl/lightall_fp.glsl
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@ -309,6 +309,9 @@ void main()
NL = clamp(dot(N, L), 0.0, 1.0);
NE = clamp(dot(N, E), 0.0, 1.0);
H = normalize(L + E);
EH = clamp(dot(E, H), 0.0, 1.0);
NH = clamp(dot(N, H), 0.0, 1.0);
#if defined(USE_SPECULARMAP)
vec4 specular = texture2D(u_SpecularMap, texCoords);
@ -351,6 +354,14 @@ void main()
reflectance = CalcDiffuse(diffuse.rgb, NH, EH, roughness);
#if defined(r_deluxeSpecular)
#if defined(USE_LIGHT_VECTOR)
reflectance += CalcSpecular(specular.rgb, NH, EH, roughness) * r_deluxeSpecular;
#else
reflectance += CalcSpecular(specular.rgb, NH, EH, pow(roughness, r_deluxeSpecular));
#endif
#endif
gl_FragColor.rgb = lightColor * reflectance * (attenuation * NL);
gl_FragColor.rgb += ambientColor * diffuse.rgb;

2
code/renderergl2/tr_glsl.c
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@ -1067,6 +1067,8 @@ void GLSL_InitGPUShaders(void)
if (r_cubeMapping->integer)
Q_strcat(extradefines, 1024, "#define USE_CUBEMAP\n");
else if (r_deluxeSpecular->value > 0.000001f)
Q_strcat(extradefines, 1024, va("#define r_deluxeSpecular %f\n", r_deluxeSpecular->value));
switch (r_glossType->integer)
{

2
code/renderergl2/tr_init.c
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@ -133,6 +133,7 @@ cvar_t *r_deluxeMapping;
cvar_t *r_parallaxMapping;
cvar_t *r_cubeMapping;
cvar_t *r_cubemapSize;
cvar_t *r_deluxeSpecular;
cvar_t *r_pbr;
cvar_t *r_baseNormalX;
cvar_t *r_baseNormalY;
@ -1229,6 +1230,7 @@ void R_Register( void )
r_parallaxMapping = ri.Cvar_Get( "r_parallaxMapping", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_cubeMapping = ri.Cvar_Get( "r_cubeMapping", "0", CVAR_ARCHIVE | CVAR_LATCH );
r_cubemapSize = ri.Cvar_Get( "r_cubemapSize", "128", CVAR_ARCHIVE | CVAR_LATCH );
r_deluxeSpecular = ri.Cvar_Get("r_deluxeSpecular", "0.3", CVAR_ARCHIVE | CVAR_LATCH);
r_pbr = ri.Cvar_Get("r_pbr", "0", CVAR_ARCHIVE | CVAR_LATCH);
r_baseNormalX = ri.Cvar_Get( "r_baseNormalX", "1.0", CVAR_ARCHIVE | CVAR_LATCH );
r_baseNormalY = ri.Cvar_Get( "r_baseNormalY", "1.0", CVAR_ARCHIVE | CVAR_LATCH );

1
code/renderergl2/tr_local.h
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@ -1718,6 +1718,7 @@ extern cvar_t *r_deluxeMapping;
extern cvar_t *r_parallaxMapping;
extern cvar_t *r_cubeMapping;
extern cvar_t *r_cubemapSize;
extern cvar_t *r_deluxeSpecular;
extern cvar_t *r_pbr;
extern cvar_t *r_baseNormalX;
extern cvar_t *r_baseNormalY;