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Remove gl_light_math (reverts last remains of old lightmath branch)

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This commit is contained in:
Magnus Norddahl 2016-10-04 00:25:35 +02:00
parent 51f867bc6c
commit e9d13e5d74
9 changed files with 7 additions and 128 deletions
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26
src/gl/dynlights/gl_dynlight1.cpp
View file

@ -60,11 +60,6 @@ CVAR (Bool, gl_lights_checkside, true, CVAR_ARCHIVE | CVAR_GLOBALCONFIG);
CVAR (Bool, gl_light_sprites, true, CVAR_ARCHIVE | CVAR_GLOBALCONFIG);
CVAR (Bool, gl_light_particles, true, CVAR_ARCHIVE | CVAR_GLOBALCONFIG);
CUSTOM_CVAR(Int, gl_light_math, 0, CVAR_ARCHIVE | CVAR_GLOBALCONFIG)
{
if (self < 0 || self > 2) self = 0;
}
//==========================================================================
//
// Sets up the parameters to render one dynamic light onto one plane
@ -113,25 +108,10 @@ bool gl_GetLight(int group, Plane & p, ADynamicLight * light, bool checkside, FD
i = 1;
}
float worldPos[4] = { (float)pos.X, (float)pos.Z, (float)pos.Y, 1.0f };
float eyePos[4];
gl_RenderState.mViewMatrix.multMatrixPoint(worldPos, eyePos);
if (gl_light_math != 0)
{
// Move light up because flasks/vials have their light source location at/below the floor.
//
// If the point is exactly on the wall plane it might cause some acne as some pixels could
// be in front and some behind. Move light just a tiny bit to avoid this.
eyePos[0] += 0.01f;
eyePos[1] += 5.01f;
eyePos[2] += 0.01f;
}
float *data = &ldata.arrays[i][ldata.arrays[i].Reserve(8)];
data[0] = eyePos[0];
data[1] = eyePos[1];
data[2] = eyePos[2];
data[0] = pos.X;
data[1] = pos.Z;
data[2] = pos.Y;
data[3] = radius;
data[4] = r;
data[5] = g;

1
src/gl/renderer/gl_renderstate.cpp
View file

@ -158,7 +158,6 @@ bool FRenderState::ApplyShader()
activeShader->muTimer.Set(gl_frameMS * mShaderTimer / 1000.f);
activeShader->muAlphaThreshold.Set(mAlphaThreshold);
activeShader->muLightIndex.Set(mLightIndex); // will always be -1 for now
activeShader->muLightMath.Set(gl_light_math);
activeShader->muClipSplit.Set(mClipSplit);
if (mGlowEnabled)

1
src/gl/shaders/gl_shader.cpp
View file

@ -220,7 +220,6 @@ bool FShader::Load(const char * name, const char * vert_prog_lump, const char *
muColormapStart.Init(hShader, "uFixedColormapStart");
muColormapRange.Init(hShader, "uFixedColormapRange");
muLightIndex.Init(hShader, "uLightIndex");
muLightMath.Init(hShader, "uLightMath");
muFogColor.Init(hShader, "uFogColor");
muDynLightColor.Init(hShader, "uDynLightColor");
muObjectColor.Init(hShader, "uObjectColor");

1
src/gl/shaders/gl_shader.h
View file

@ -266,7 +266,6 @@ class FShader
FUniform1i muFixedColormap;
FUniform4f muColormapStart;
FUniform4f muColormapRange;
FBufferedUniform1i muLightMath;
FBufferedUniform1i muLightIndex;
FBufferedUniformPE muFogColor;
FBufferedUniform4f muDynLightColor;

1
src/gl/system/gl_cvars.h
View file

@ -26,7 +26,6 @@ EXTERN_CVAR (Bool, gl_attachedlights);
EXTERN_CVAR (Bool, gl_lights_checkside);
EXTERN_CVAR (Bool, gl_light_sprites);
EXTERN_CVAR (Bool, gl_light_particles);
EXTERN_CVAR (Int, gl_light_math);
EXTERN_CVAR(Int, gl_fogmode)
EXTERN_CVAR(Int, gl_lightmode)

8
wadsrc/static/menudef.zz
View file

@ -25,13 +25,6 @@ OptionValue "FilterModes"
4, "$OPTVAL_TRILINEAR"
}
OptionValue "LightMathModes"
{
0, "$OPTVAL_LOW"
1, "$OPTVAL_MEDIUM"
2, "$OPTVAL_HIGH"
}
OptionValue "HWGammaModes"
{
0, "$OPTVAL_ON"
@ -225,7 +218,6 @@ OptionMenu "GLLightOptions"
Option "$GLLIGHTMNU_CLIPLIGHTS", gl_lights_checkside, "YesNo"
Option "$GLLIGHTMNU_LIGHTSPRITES", gl_light_sprites, "YesNo"
Option "$GLLIGHTMNU_LIGHTPARTICLES", gl_light_particles, "YesNo"
Option "$GLLIGHTMNU_LIGHTMATH", gl_light_math, "LightMathModes"
}
OptionMenu "GLPrefOptions"

94
wadsrc/static/shaders/glsl/main.fp
View file

@ -30,88 +30,6 @@ vec4 Process(vec4 color);
vec4 ProcessTexel();
vec4 ProcessLight(vec4 color);
// Smoothed normal used for the face, in eye space. Should be converted to an 'in' variable in the future.
vec3 pixelnormal;
//===========================================================================
//
// Calculates the face normal vector for the fragment, in eye space
//
//===========================================================================
vec3 calculateFaceNormal()
{
#if __VERSION__ < 450
vec3 dFdxPos = dFdx(pixelpos.xyz);
vec3 dFdyPos = dFdy(pixelpos.xyz);
#else
vec3 dFdxPos = dFdxCoarse(pixelpos.xyz);
vec3 dFdyPos = dFdyCoarse(pixelpos.xyz);
#endif
return normalize(cross(dFdxPos,dFdyPos));
}
//===========================================================================
//
// Standard lambertian diffuse light calculation
//
//===========================================================================
float diffuseContribution(vec3 eyeLightDirection, vec3 eyeNormal)
{
return max(dot(eyeNormal, eyeLightDirection), 0.0f);
}
//===========================================================================
//
// Blinn specular light calculation
//
//===========================================================================
float blinnSpecularContribution(float diffuseContribution, vec3 eyeLightDirection, vec3 eyePosition, vec3 eyeNormal, float glossiness, float specularLevel)
{
if (diffuseContribution > 0.0f)
{
vec3 viewDir = normalize(-eyePosition);
vec3 halfDir = normalize(eyeLightDirection + viewDir);
float specAngle = max(dot(halfDir, eyeNormal), 0.0f);
float phExp = glossiness * 4.0f;
return specularLevel * pow(specAngle, phExp);
}
else
{
return 0.0f;
}
}
//===========================================================================
//
// Calculates the brightness of a dynamic point light
//
//===========================================================================
float pointLightAttenuation(vec4 lightpos)
{
float attenuation = max(lightpos.w - distance(pixelpos.xyz, lightpos.xyz),0.0) / lightpos.w;
if (uLightMath == 0)
{
return attenuation;
}
else
{
vec3 lightDirection = normalize(lightpos.xyz - pixelpos.xyz);
float diffuseAmount = diffuseContribution(lightDirection, pixelnormal);
if (uLightMath == 1)
{
return attenuation * diffuseAmount;
}
else
{
float specularAmount = blinnSpecularContribution(diffuseAmount, lightDirection, pixelpos.xyz, pixelnormal, 3.0, 1.2);
return attenuation * (diffuseAmount + specularAmount);
}
}
}
//===========================================================================
//
@ -385,13 +303,6 @@ void main()
{
vec4 frag = ProcessTexel();
#if defined NUM_UBO_LIGHTS || defined SHADER_STORAGE_LIGHTS
if (uLightMath != 0) // Remove this if pixelnormal is converted to an 'in' variable
{
pixelnormal = calculateFaceNormal();
}
#endif
#ifndef NO_ALPHATEST
if (frag.a <= uAlphaThreshold) discard;
#endif
@ -416,11 +327,12 @@ void main()
}
else
{
fogdist = max(16.0, length(pixelpos.xyz));
fogdist = max(16.0, distance(pixelpos.xyz, uCameraPos.xyz));
}
fogfactor = exp2 (uFogDensity * fogdist);
}
frag *= getLightColor(fogdist, fogfactor);
#if defined NUM_UBO_LIGHTS || defined SHADER_STORAGE_LIGHTS
@ -486,7 +398,7 @@ void main()
}
else
{
fogdist = max(16.0, length(pixelpos.xyz));
fogdist = max(16.0, distance(pixelpos.xyz, uCameraPos.xyz));
}
fogfactor = exp2 (uFogDensity * fogdist);

2
wadsrc/static/shaders/glsl/main.vp
View file

@ -47,7 +47,7 @@ void main()
vColor = aColor;
#ifndef SIMPLE
pixelpos.xyz = eyeCoordPos.xyz;
pixelpos.xyz = worldcoord.xyz;
pixelpos.w = -eyeCoordPos.z/eyeCoordPos.w;
glowdist.x = -((uGlowTopPlane.w + uGlowTopPlane.x * worldcoord.x + uGlowTopPlane.y * worldcoord.z) * uGlowTopPlane.z) - worldcoord.y;

1
wadsrc/static/shaders/glsl/shaderdefs.i
View file

@ -44,7 +44,6 @@ uniform int uFogEnabled;
// dynamic lights
uniform int uLightIndex;
uniform int uLightMath; // 0, when using only attenuation, 1 for diffuse light, 2 for blinn specular light
// quad drawer stuff
#ifdef USE_QUAD_DRAWER