ubergames/lilium-voyager
0
0
Fork 0
mirror of https://github.com/UberGames/lilium-voyager.git synced 2025-01-31 11:20:32 +00:00
Code Issues Projects Releases Packages Wiki Activity

OpenGL2: Remove AGEN_FRESNEL(superceded by cubemap patch), and some small fixes and optimizations.

Browse source
This commit is contained in:
SmileTheory 2013-09-24 03:29:49 -07:00
parent 82be4e667f
commit acbeca6042
8 changed files with 157 additions and 213 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

12
code/renderergl2/glsl/fogpass_vp.glsl
View file

@ -85,13 +85,13 @@ float CalcFog(vec4 position)
float s = dot(position, u_FogDistance) * 8.0;
float t = dot(position, u_FogDepth);
bool eyeOutside = u_FogEyeT < 0.0;
float t2 = float(t >= float(eyeOutside));
float eyeOutside = step(0.0, -u_FogEyeT);
float fogged = step(eyeOutside, t);
t = max(t, 1e-6);
t *= fogged / (t - u_FogEyeT * eyeOutside);
if (eyeOutside)
t2 *= t / (t - u_FogEyeT);
return s * t2;
return s * t;
}
void main()

33
code/renderergl2/glsl/generic_vp.glsl
View file

@ -93,7 +93,7 @@ vec3 DeformPosition(const vec3 pos, const vec3 normal, const vec2 st)
}
else if (u_DeformGen == DGEN_WAVE_TRIANGLE)
{
func = abs(fract(value + 0.75) - 0.5) * 4.0 - 1.0;
func = 1.0 - abs(4.0 * fract(value + 0.25) - 2.0);
}
else if (u_DeformGen == DGEN_WAVE_SAWTOOTH)
{
@ -163,25 +163,20 @@ vec4 CalcColor(vec3 position, vec3 normal)
color.rgb = clamp(u_DirectedLight * incoming + u_AmbientLight, 0.0, 1.0);
}
vec3 toView = u_ViewOrigin - position;
vec3 viewer = normalize(u_ViewOrigin - position);
vec3 viewer = u_ViewOrigin - position;
if (u_AlphaGen == AGEN_LIGHTING_SPECULAR)
{
vec3 lightDir = normalize(vec3(-960.0, -1980.0, 96.0) - position.xyz);
vec3 halfangle = normalize(lightDir + viewer);
vec3 lightDir = normalize(vec3(-960.0, 1980.0, 96.0) - position.xyz);
vec3 reflected = -reflect(lightDir, normal);
color.a = pow(max(dot(normal, halfangle), 0.0), 8.0);
color.a = clamp(dot(reflected, normalize(viewer)), 0.0, 1.0);
color.a *= color.a;
color.a *= color.a;
}
else if (u_AlphaGen == AGEN_PORTAL)
{
float alpha = length(toView) / u_PortalRange;
color.a = clamp(alpha, 0.0, 1.0);
}
else if (u_AlphaGen == AGEN_FRESNEL)
{
color.a = 0.10 + 0.90 * pow(1.0 - dot(normal, viewer), 5);
color.a = clamp(length(viewer) / u_PortalRange, 0.0, 1.0);
}
return color;
@ -194,13 +189,13 @@ float CalcFog(vec4 position)
float s = dot(position, u_FogDistance) * 8.0;
float t = dot(position, u_FogDepth);
bool eyeOutside = u_FogEyeT < 0.0;
float t2 = float(t >= float(eyeOutside));
float eyeOutside = step(0.0, -u_FogEyeT);
float fogged = step(eyeOutside, t);
t = max(t, 1e-6);
t *= fogged / (t - u_FogEyeT * eyeOutside);
if (eyeOutside)
t2 *= t / (t - u_FogEyeT);
return s * t2;
return s * t;
}
#endif

92
code/renderergl2/glsl/lightall_fp.glsl
View file

@ -176,17 +176,21 @@ float CalcBlinn(float NH, float shininess)
#endif
}
float CalcGGX(float NH, float shininess)
float CalcGGX(float NH, float gloss)
{
// from http://blog.selfshadow.com/publications/s2013-shading-course/karis/s2013_pbs_epic_notes.pdf
float m_sq = 2.0 / shininess;
float d = ((NH * NH) * (m_sq - 1.0) + 1.0);
return m_sq / (d * d);
// from http://blog.selfshadow.com/publications/s2013-shading-course/karis/s2013_pbs_epic_notes_v2.pdf
float a_sq = exp2(gloss * -13.0 + 1.0);
float d = ((NH * NH) * (a_sq - 1.0) + 1.0);
return a_sq / (d * d);
}
float CalcFresnel(float EH)
{
#if 1
// From http://blog.selfshadow.com/publications/s2013-shading-course/lazarov/s2013_pbs_black_ops_2_notes.pdf
// not accurate, but fast
return exp2(-10.0 * EH);
#elif 0
// From http://seblagarde.wordpress.com/2012/06/03/spherical-gaussien-approximation-for-blinn-phong-phong-and-fresnel/
return exp2((-5.55473 * EH - 6.98316) * EH);
#elif 0
@ -196,42 +200,48 @@ float CalcFresnel(float EH)
return blend;
#else
return pow(1.0 - NH, 5.0);
return pow(1.0 - EH, 5.0);
#endif
}
float CalcVisibility(float NH, float NL, float NE, float EH, float shininess)
float CalcVisibility(float NH, float NL, float NE, float EH, float gloss)
{
#if 0
float geo = 2.0 * NH * min(NE, NL);
geo /= max(EH, geo);
return geo;
#else
// Modified from http://blog.selfshadow.com/publications/s2013-shading-course/karis/s2013_pbs_epic_notes.pdf
// NL, NE in numerator factored out from cook-torrance
#if 1
// From http://blog.selfshadow.com/publications/s2013-shading-course/lazarov/s2013_pbs_black_ops_2_notes.pdf
float k = min(1.0, gloss + 0.545);
return 1.0 / (k * EH * EH + (1.0 - k));
#elif 0
float roughness = exp2(gloss * -6.5);
#if defined(USE_GGX)
float roughness = sqrt(2.0 / (shininess + 2.0));
float k = (roughness + 1.0);
// From http://blog.selfshadow.com/publications/s2013-shading-course/karis/s2013_pbs_epic_notes_v2.pdf
float k = roughness + 1.0;
k *= k * 0.125;
#else
float k = 2.0 / sqrt(3.1415926535 * (shininess + 2.0));
float k = roughness;
#endif
// Modified from http://blog.selfshadow.com/publications/s2013-shading-course/karis/s2013_pbs_epic_notes_v2.pdf
// NL, NE in numerator factored out from cook-torrance
float k2 = 1.0 - k;
float invGeo1 = NL * k2 + k;
float invGeo2 = NE * k2 + k;
return 1.0 / (invGeo1 * invGeo2);
#endif
#else
float geo = 2.0 * NH * min(NE, NL);
geo /= max(EH, geo);
return geo;
#endif
}
vec3 CalcSpecular(vec3 specular, float NH, float NL, float NE, float EH, float shininess)
vec3 CalcSpecular(vec3 specular, float NH, float NL, float NE, float EH, float gloss, float shininess)
{
float blinn = CalcBlinn(NH, shininess);
vec3 fSpecular = mix(specular, vec3(1.0), CalcFresnel(EH));
float vis = CalcVisibility(NH, NL, NE, EH, shininess);
float vis = CalcVisibility(NH, NL, NE, EH, gloss);
#if defined(USE_BLINN)
// Normalized Blinn-Phong
@ -330,13 +340,12 @@ void main()
#endif
vec4 diffuse = texture2D(u_DiffuseMap, texCoords);
#if defined(USE_GAMMA2_TEXTURES)
diffuse.rgb *= diffuse.rgb;
#endif
#if defined(USE_LIGHT) && !defined(USE_FAST_LIGHT)
#if defined(USE_LINEAR_LIGHT)
diffuse.rgb *= diffuse.rgb;
#endif
#if defined(USE_NORMALMAP)
#if defined(SWIZZLE_NORMALMAP)
N.xy = 2.0 * texture2D(u_NormalMap, texCoords).ag - vec2(1.0);
@ -361,9 +370,9 @@ void main()
// surfaces not facing the light are always shadowed
#if defined(USE_TANGENT_SPACE_LIGHT)
shadowValue *= float(var_PrimaryLightDir.z > 0.0);
shadowValue *= step(0.0, var_PrimaryLightDir.z);
#else
shadowValue *= float(dot(var_Normal.xyz, var_PrimaryLightDir.xyz) > 0.0);
shadowValue *= step(0.0, dot(var_Normal.xyz, var_PrimaryLightDir.xyz));
#endif
#if defined(SHADOWMAP_MODULATE)
@ -403,9 +412,9 @@ void main()
#if defined(USE_SPECULARMAP)
vec4 specular = texture2D(u_SpecularMap, texCoords);
#if defined(USE_LINEAR_LIGHT)
#if defined(USE_GAMMA2_TEXTURES)
specular.rgb *= specular.rgb;
#endif
#endif
#else
vec4 specular = vec4(1.0);
#endif
@ -414,7 +423,6 @@ void main()
float gloss = specular.a;
float shininess = exp2(gloss * 13.0);
float localOcclusion = clamp((diffuse.r + diffuse.g + diffuse.b) * 16.0f, 0.0, 1.0);
#if defined(SPECULAR_IS_METALLIC)
// diffuse is actually base color, and red of specular is metallicness
@ -431,10 +439,12 @@ void main()
reflectance = CalcDiffuse(diffuse.rgb, N, L, E, NE, NL, shininess);
#if defined(r_deluxeSpecular) || defined(USE_LIGHT_VECTOR)
float adjGloss = gloss;
float adjShininess = shininess;
#if !defined(USE_LIGHT_VECTOR)
adjShininess = exp2(gloss * r_deluxeSpecular * 13.0);
adjGloss *= r_deluxeSpecular;
adjShininess = exp2(adjGloss * 13.0);
#endif
H = normalize(L + E);
@ -443,9 +453,9 @@ void main()
NH = clamp(dot(N, H), 0.0, 1.0);
#if !defined(USE_LIGHT_VECTOR)
reflectance += CalcSpecular(specular.rgb, NH, NL, NE, EH, adjShininess) * r_deluxeSpecular * localOcclusion;
reflectance += CalcSpecular(specular.rgb, NH, NL, NE, EH, adjGloss, adjShininess) * r_deluxeSpecular;
#else
reflectance += CalcSpecular(specular.rgb, NH, NL, NE, EH, adjShininess) * localOcclusion;
reflectance += CalcSpecular(specular.rgb, NH, NL, NE, EH, adjGloss, adjShininess);
#endif
#endif
@ -462,10 +472,6 @@ void main()
vec3 cubeLightColor = textureCubeLod(u_CubeMap, R, 7.0 - gloss * 7.0).rgb;
#if defined(USE_LINEAR_LIGHT)
cubeLightColor *= cubeLightColor;
#endif
#if defined(USE_LIGHTMAP)
cubeLightColor *= lightSample.rgb;
#elif defined (USE_LIGHT_VERTEX)
@ -475,11 +481,11 @@ void main()
#endif
//gl_FragColor.rgb += diffuse.rgb * textureCubeLod(u_CubeMap, N, 7.0).rgb;
gl_FragColor.rgb += cubeLightColor * reflectance * localOcclusion;
gl_FragColor.rgb += cubeLightColor * reflectance;
#endif
#if defined(USE_PRIMARY_LIGHT)
L = normalize(var_PrimaryLightDir.xyz);
L = var_PrimaryLightDir.xyz; //normalize(var_PrimaryLightDir.xyz);
NL = clamp(dot(N, L), 0.0, 1.0);
H = normalize(L + E);
@ -487,7 +493,7 @@ void main()
NH = clamp(dot(N, H), 0.0, 1.0);
reflectance = CalcDiffuse(diffuse.rgb, N, L, E, NE, NL, shininess);
reflectance += CalcSpecular(specular.rgb, NH, NL, NE, EH, shininess);
reflectance += CalcSpecular(specular.rgb, NH, NL, NE, EH, gloss, shininess);
lightColor = u_PrimaryLightColor; // * CalcLightAttenuation(L, u_PrimaryLightDir.w);
@ -497,10 +503,6 @@ void main()
gl_FragColor.rgb += lightColor * reflectance * NL;
#endif
#if defined(USE_LINEAR_LIGHT)
gl_FragColor.rgb = sqrt(gl_FragColor.rgb);
#endif
gl_FragColor.a = diffuse.a;
#else

28
code/renderergl2/glsl/lightall_vp.glsl
View file

@ -113,7 +113,7 @@ vec2 ModTexCoords(vec2 st, vec3 position, vec4 texMatrix, vec4 offTurb)
float phase = offTurb.w;
vec2 st2 = vec2(dot(st, texMatrix.xz), dot(st, texMatrix.yw)) + offTurb.xy;
vec3 offsetPos = position * 0.0009765625;
vec3 offsetPos = position / 1024.0;
offsetPos.x += offsetPos.z;
vec2 texOffset = sin((offsetPos.xy + vec2(phase)) * 2.0 * M_PI);
@ -183,7 +183,7 @@ void main()
#if defined(USE_LIGHT_VECTOR)
vec3 L = u_LightOrigin.xyz - (position * u_LightOrigin.w);
#elif defined(USE_LIGHT) && !defined(USE_LIGHT_VECTOR)
#elif defined(USE_LIGHT) && !defined(USE_DELUXEMAP)
vec3 L = attr_LightDirection;
#if defined(USE_MODELMATRIX)
L = (u_ModelMatrix * vec4(L, 0.0)).xyz;
@ -194,12 +194,10 @@ void main()
var_TexCoords.zw = attr_TexCoord1.st;
#endif
#if defined(USE_LIGHT_VERTEX) && !defined(USE_FAST_LIGHT)
var_LightColor = u_VertColor.rgb * attr_Color.rgb;
var_Color.rgb = vec3(1.0);
var_Color.a = u_VertColor.a * attr_Color.a + u_BaseColor.a;
#else
var_Color = u_VertColor * attr_Color + u_BaseColor;
#if defined(USE_LIGHT_VERTEX) && !defined(USE_FAST_LIGHT)
var_LightColor = var_Color.rgb;
var_Color.rgb = vec3(1.0);
#endif
#if defined(USE_LIGHT_VECTOR) && defined(USE_FAST_LIGHT)
@ -209,14 +207,8 @@ void main()
var_Color.rgb *= u_DirectedLight * attenuation * NL + u_AmbientLight;
#endif
#if (defined(USE_LIGHT) && !defined(USE_FAST_LIGHT)) || defined(USE_PARALLAXMAP)
var_Normal.xyz = normal;
var_Tangent.xyz = tangent;
var_Bitangent.xyz = bitangent;
#endif
#if defined(USE_PRIMARY_LIGHT) || defined(USE_SHADOWMAP)
var_PrimaryLightDir.xyz = (u_PrimaryLightOrigin.xyz - (position * u_PrimaryLightOrigin.w));
var_PrimaryLightDir.xyz = u_PrimaryLightOrigin.xyz - (position * u_PrimaryLightOrigin.w);
var_PrimaryLightDir.w = u_PrimaryLightRadius * u_PrimaryLightRadius;
#endif
@ -229,7 +221,7 @@ void main()
#endif
#if (defined(USE_LIGHT) && !defined(USE_FAST_LIGHT)) || defined(USE_PARALLAXMAP)
vec3 viewDir = (u_ViewOrigin - position);
vec3 viewDir = u_ViewOrigin - position;
#endif
#if defined(USE_TANGENT_SPACE_LIGHT)
@ -250,8 +242,8 @@ void main()
#if (defined(USE_LIGHT) && !defined(USE_FAST_LIGHT)) || defined(USE_PARALLAXMAP)
// store view direction in tangent space to save on varyings
var_Normal.w = viewDir.x;
var_Tangent.w = viewDir.y;
var_Bitangent.w = viewDir.z;
var_Normal = vec4(normal, viewDir.x);
var_Tangent = vec4(tangent, viewDir.y);
var_Bitangent = vec4(bitangent, viewDir.z);
#endif
}

5
code/renderergl2/tr_glsl.c
View file

@ -294,11 +294,9 @@ static void GLSL_GetShaderHeader( GLenum shaderType, const GLcharARB *extra, cha
"#define alphaGen_t\n"
"#define AGEN_LIGHTING_SPECULAR %i\n"
"#define AGEN_PORTAL %i\n"
"#define AGEN_FRESNEL %i\n"
"#endif\n",
AGEN_LIGHTING_SPECULAR,
AGEN_PORTAL,
AGEN_FRESNEL));
AGEN_PORTAL));
Q_strcat(dest, size,
va("#ifndef texenv_t\n"
@ -1829,7 +1827,6 @@ shaderProgram_t *GLSL_GetGenericShaderProgram(int stage)
{
case AGEN_LIGHTING_SPECULAR:
case AGEN_PORTAL:
case AGEN_FRESNEL:
shaderAttribs |= GENERICDEF_USE_RGBAGEN;
break;
default:

1
code/renderergl2/tr_local.h
View file

@ -241,7 +241,6 @@ typedef enum {
AGEN_WAVEFORM,
AGEN_PORTAL,
AGEN_CONST,
AGEN_FRESNEL
} alphaGen_t;
typedef enum {

149
code/renderergl2/tr_shade.c
View file

@ -423,44 +423,27 @@ static void ProjectDlightTexture( void ) {
static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t vertColor )
{
baseColor[0] =
baseColor[1] =
baseColor[2] =
baseColor[3] = 1.0f;
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 0.0f;
//
// rgbGen
//
switch ( pStage->rgbGen )
{
case CGEN_IDENTITY:
baseColor[0] =
baseColor[1] =
baseColor[2] =
baseColor[3] = 1.0f;
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 0.0f;
break;
case CGEN_IDENTITY_LIGHTING:
baseColor[0] =
baseColor[1] =
baseColor[2] = tr.identityLight;
baseColor[3] = 1.0f;
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 0.0f;
break;
case CGEN_EXACT_VERTEX:
baseColor[0] =
baseColor[1] =
baseColor[2] =
baseColor[3] = 0.0f;
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 1.0f;
break;
case CGEN_EXACT_VERTEX_LIT:
baseColor[0] =
baseColor[1] =
@ -477,11 +460,6 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
baseColor[1] = pStage->constantColor[1] / 255.0f;
baseColor[2] = pStage->constantColor[2] / 255.0f;
baseColor[3] = pStage->constantColor[3] / 255.0f;
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 0.0f;
break;
case CGEN_VERTEX:
baseColor[0] =
@ -509,12 +487,10 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
baseColor[0] =
baseColor[1] =
baseColor[2] = tr.identityLight;
baseColor[3] = 1.0f;
vertColor[0] =
vertColor[1] =
vertColor[2] = -tr.identityLight;
vertColor[3] = 0.0f;
break;
case CGEN_FOG:
{
@ -527,22 +503,11 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
baseColor[2] = ((unsigned char *)(&fog->colorInt))[2] / 255.0f;
baseColor[3] = ((unsigned char *)(&fog->colorInt))[3] / 255.0f;
}
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 0.0f;
break;
case CGEN_WAVEFORM:
baseColor[0] =
baseColor[1] =
baseColor[2] = RB_CalcWaveColorSingle( &pStage->rgbWave );
baseColor[3] = 1.0f;
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 0.0f;
break;
case CGEN_ENTITY:
if (backEnd.currentEntity)
@ -552,11 +517,6 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
baseColor[2] = ((unsigned char *)backEnd.currentEntity->e.shaderRGBA)[2] / 255.0f;
baseColor[3] = ((unsigned char *)backEnd.currentEntity->e.shaderRGBA)[3] / 255.0f;
}
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 0.0f;
break;
case CGEN_ONE_MINUS_ENTITY:
if (backEnd.currentEntity)
@ -566,23 +526,10 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
baseColor[2] = 1.0f - ((unsigned char *)backEnd.currentEntity->e.shaderRGBA)[2] / 255.0f;
baseColor[3] = 1.0f - ((unsigned char *)backEnd.currentEntity->e.shaderRGBA)[3] / 255.0f;
}
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 0.0f;
break;
case CGEN_IDENTITY:
case CGEN_LIGHTING_DIFFUSE:
case CGEN_BAD:
baseColor[0] =
baseColor[1] =
baseColor[2] =
baseColor[3] = 1.0f;
vertColor[0] =
vertColor[1] =
vertColor[2] =
vertColor[3] = 0.0f;
break;
}
@ -593,10 +540,6 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
{
case AGEN_SKIP:
break;
case AGEN_IDENTITY:
baseColor[3] = 1.0f;
vertColor[3] = 0.0f;
break;
case AGEN_CONST:
baseColor[3] = pStage->constantColor[3] / 255.0f;
vertColor[3] = 0.0f;
@ -627,9 +570,9 @@ static void ComputeShaderColors( shaderStage_t *pStage, vec4_t baseColor, vec4_t
baseColor[3] = 1.0f;
vertColor[3] = -1.0f;
break;
case AGEN_IDENTITY:
case AGEN_LIGHTING_SPECULAR:
case AGEN_PORTAL:
case AGEN_FRESNEL:
// Done entirely in vertex program
baseColor[3] = 1.0f;
vertColor[3] = 0.0f;
@ -1082,7 +1025,7 @@ static void RB_IterateStagesGeneric( shaderCommands_t *input )
if (backEnd.depthFill)
{
if (pStage->glslShaderGroup)
if (pStage->glslShaderGroup == tr.lightallShader)
{
int index = 0;
@ -1120,7 +1063,7 @@ static void RB_IterateStagesGeneric( shaderCommands_t *input )
sp = &tr.genericShader[shaderAttribs];
}
}
else if (pStage->glslShaderGroup)
else if (pStage->glslShaderGroup == tr.lightallShader)
{
int index = pStage->glslShaderIndex;
@ -1146,10 +1089,7 @@ static void RB_IterateStagesGeneric( shaderCommands_t *input )
sp = &pStage->glslShaderGroup[index];
if (pStage->glslShaderGroup == tr.lightallShader)
{
backEnd.pc.c_lightallDraws++;
}
backEnd.pc.c_lightallDraws++;
}
else
{
@ -1269,7 +1209,7 @@ static void RB_IterateStagesGeneric( shaderCommands_t *input )
else if ( pStage->bundle[TB_COLORMAP].image[0] != 0 )
R_BindAnimatedImageToTMU( &pStage->bundle[TB_COLORMAP], TB_COLORMAP );
}
else if ( pStage->glslShaderGroup )
else if ( pStage->glslShaderGroup == tr.lightallShader )
{
int i;
@ -1285,13 +1225,29 @@ static void RB_IterateStagesGeneric( shaderCommands_t *input )
{
for (i = 0; i < NUM_TEXTURE_BUNDLES; i++)
{
if (i == TB_LIGHTMAP)
image_t *img;
if (pStage->bundle[i].image[0])
{
R_BindAnimatedImageToTMU( &pStage->bundle[i], i);
}
else if (pStage->bundle[i].image[0])
{
GL_BindToTMU( tr.whiteImage, i);
switch(i)
{
case TB_LIGHTMAP:
R_BindAnimatedImageToTMU( &pStage->bundle[TB_LIGHTMAP], i);
break;
case TB_DIFFUSEMAP:
case TB_SPECULARMAP:
case TB_SHADOWMAP:
case TB_CUBEMAP:
default:
GL_BindToTMU( tr.whiteImage, i);
break;
case TB_NORMALMAP:
case TB_DELUXEMAP:
GL_BindToTMU( tr.greyImage, i);
break;
}
}
}
}
@ -1299,15 +1255,32 @@ static void RB_IterateStagesGeneric( shaderCommands_t *input )
{
for (i = 0; i < NUM_TEXTURE_BUNDLES; i++)
{
if (i == TB_LIGHTMAP)
image_t *img;
if (pStage->bundle[i].image[0])
{
R_BindAnimatedImageToTMU( &pStage->bundle[TB_DELUXEMAP], i);
}
else if (pStage->bundle[i].image[0])
{
GL_BindToTMU( tr.whiteImage, i);
switch(i)
{
case TB_LIGHTMAP:
R_BindAnimatedImageToTMU( &pStage->bundle[TB_DELUXEMAP], i);
break;
case TB_DIFFUSEMAP:
case TB_SPECULARMAP:
case TB_SHADOWMAP:
case TB_CUBEMAP:
default:
GL_BindToTMU( tr.whiteImage, i);
break;
case TB_NORMALMAP:
case TB_DELUXEMAP:
GL_BindToTMU( tr.greyImage, i);
break;
}
}
}
}
else
{

50
code/renderergl2/tr_shader.c
View file

@ -1109,10 +1109,6 @@ static qboolean ParseStage( shaderStage_t *stage, char **text )
shader.portalRange = atof( token );
}
}
else if ( !Q_stricmp( token, "fresnel" ) )
{
stage->alphaGen = AGEN_FRESNEL;
}
else
{
ri.Printf( PRINT_WARNING, "WARNING: unknown alphaGen parameter '%s' in shader '%s'\n", token, shader.name );
@ -2011,7 +2007,6 @@ static void ComputeVertexAttribs(void)
switch(pStage->alphaGen)
{
case AGEN_LIGHTING_SPECULAR:
case AGEN_FRESNEL:
shader.vertexAttribs |= ATTR_NORMAL;
break;
@ -2247,15 +2242,6 @@ static void CollapseStagesToLightall(shaderStage_t *diffuse,
defs |= LIGHTDEF_USE_PARALLAXMAP;
}
}
if (!diffuse->bundle[TB_NORMALMAP].image[0])
{
// use 0x80 image, shader will interpret as (0,0,1)
diffuse->bundle[TB_NORMALMAP] = diffuse->bundle[0];
diffuse->bundle[TB_NORMALMAP].numImageAnimations = 0;
diffuse->bundle[TB_NORMALMAP].image[0] = tr.greyImage;
//ri.Printf(PRINT_ALL, ", normalmap %s", diffuse->bundle[TB_NORMALMAP].image[0]->imgName);
}
}
if (r_specularMapping->integer)
@ -2267,18 +2253,6 @@ static void CollapseStagesToLightall(shaderStage_t *diffuse,
diffuse->materialInfo[0] = specular->materialInfo[0];
diffuse->materialInfo[1] = specular->materialInfo[1];
}
else if (lightmap || useLightVector || useLightVertex)
{
// use a white image, materialinfo will do the rest
diffuse->bundle[TB_SPECULARMAP] = diffuse->bundle[0];
diffuse->bundle[TB_SPECULARMAP].numImageAnimations = 0;
diffuse->bundle[TB_SPECULARMAP].image[0] = tr.whiteImage;
if (!diffuse->materialInfo[0])
diffuse->materialInfo[0] = r_baseSpecular->value;
if (!diffuse->materialInfo[1])
diffuse->materialInfo[1] = r_baseGloss->value;
//ri.Printf(PRINT_ALL, ", specularmap %s", diffuse->bundle[TB_SPECULARMAP].image[0]->imgName);
}
}
if (tcgen || diffuse->bundle[0].numTexMods)
@ -2372,7 +2346,6 @@ static qboolean CollapseStagesToGLSL(void)
{
case AGEN_LIGHTING_SPECULAR:
case AGEN_PORTAL:
case AGEN_FRESNEL:
skip = qtrue;
break;
default:
@ -2581,7 +2554,7 @@ static qboolean CollapseStagesToGLSL(void)
}
}
// convert any remaining lightingdiffuse stages to a lighting pass
// insert default normal and specular textures if necessary
for (i = 0; i < MAX_SHADER_STAGES; i++)
{
shaderStage_t *pStage = &stages[i];
@ -2589,14 +2562,27 @@ static qboolean CollapseStagesToGLSL(void)
if (!pStage->active)
continue;
if (pStage->rgbGen == CGEN_LIGHTING_DIFFUSE)
if (pStage->glslShaderGroup != tr.lightallShader)
continue;
if ((pStage->glslShaderIndex & LIGHTDEF_LIGHTTYPE_MASK) == 0)
continue;
if (!pStage->bundle[TB_NORMALMAP].image[0] && r_normalMapping->integer)
{
pStage->glslShaderGroup = tr.lightallShader;
pStage->glslShaderIndex = LIGHTDEF_USE_LIGHT_VECTOR;
pStage->bundle[TB_NORMALMAP].image[0] = tr.greyImage;
}
if (!pStage->bundle[TB_SPECULARMAP].image[0] && r_specularMapping->integer)
{
pStage->bundle[TB_SPECULARMAP].image[0] = tr.whiteImage;
if (!pStage->materialInfo[0])
pStage->materialInfo[0] = r_baseSpecular->value;
if (!pStage->materialInfo[1])
pStage->materialInfo[1] = r_baseGloss->value;
}
}
return numStages;
}