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Spotlightmaps.

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git-svn-id: https://svn.eduke32.com/eduke32@1377 1a8010ca-5511-0410-912e-c29ae57300e0
This commit is contained in:
plagman 2009-05-12 20:08:38 +00:00
parent 1b948be858
commit a5f8978a9f
3 changed files with 63 additions and 5 deletions
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6
polymer/eduke32/build/include/polymer.h
View file

@ -66,6 +66,7 @@ typedef enum {
PR_BIT_FOG,
PR_BIT_GLOW_MAP,
PR_BIT_SHADOW_MAP,
PR_BIT_LIGHT_MAP,
PR_BIT_SPOT_LIGHT,
PR_BIT_POINT_LIGHT,
PR_BIT_FOOTER, // must be just before last
@ -130,6 +131,8 @@ typedef struct s_prrograminfo {
// PR_BIT_SHADOW_MAP
GLint uniform_shadowMap;
GLint uniform_shadowProjMatrix;
// PR_BIT_LIGHT_MAP
GLint uniform_lightMap;
// PR_BIT_SPOT_LIGHT
GLint uniform_spotDir;
GLint uniform_spotRadius;
@ -155,11 +158,14 @@ typedef struct s_prlight {
int16_t angle, faderadius, radius, sector;
uint8_t color[3], priority;
int8_t minshade, maxshade;
int16_t tilenum;
// internal members
GLfloat proj[16];
GLfloat transform[16];
float frustum[5 * 4];
int32_t rtindex;
char isinview;
GLuint lightmap;
} _prlight;
extern _prlight staticlights[PR_MAXLIGHTS];

4
polymer/eduke32/build/src/engine.c
View file

@ -7528,7 +7528,7 @@ int32_t loadmaphack(char *filename)
spriteext[whichsprite].flags |= SPREXT_AWAY2;
break;
#ifdef POLYMER
case T_LIGHT: // light sector x y z range r g b radius faderadius angle horiz minshade maxshade priority
case T_LIGHT: // light sector x y z range r g b radius faderadius angle horiz minshade maxshade priority tilenum
{
int32_t value;
@ -7562,6 +7562,8 @@ int32_t loadmaphack(char *filename)
staticlights[staticlightcount].maxshade = value;
scriptfile_getnumber(script, &value);
staticlights[staticlightcount].priority = value;
scriptfile_getnumber(script, &value);
staticlights[staticlightcount].tilenum = value;
staticlightcount++;
break;

56
polymer/eduke32/build/src/polymer.c
View file

@ -392,6 +392,19 @@ _prprogrambit prprogrambits[PR_BIT_COUNT] = {
" shadowResult = shadow2DProj(shadowMap, gl_TexCoord[2]).a;\n"
"\n",
},
{
1 << PR_BIT_LIGHT_MAP,
// vert_def
"",
// vert_prog
"",
// frag_def
"uniform sampler2D lightMap;\n"
"\n",
// frag_prog
" lightTexel = texture2D(lightMap, gl_TexCoord[2].st / gl_TexCoord[2].q).rgb;\n"
"\n",
},
{
1 << PR_BIT_SPOT_LIGHT,
// vert_def
@ -475,10 +488,10 @@ _prprogrambit prprogrambits[PR_BIT_COUNT] = {
"\n"
" lightDiffuse = diffuseTexel.a * gl_Color.a * diffuseTexel.rgb * shadowResult *\n"
" gl_LightSource[0].diffuse.rgb * lightAttenuation * spotAttenuation;\n"
" result += vec4(lightDiffuse * NdotL, 0.0);\n"
" result += vec4(lightDiffuse * lightTexel * NdotL, 0.0);\n"
"\n"
" lightSpecular = pow( max(dot(R, E), 0.0), specularMaterial.x * specTexel.a) * specularMaterial.y;\n"
" result += vec4(lightDiffuse * specTexel.rgb * lightSpecular, 0.0);\n"
" result += vec4(lightDiffuse * lightTexel * specTexel.rgb * lightSpecular, 0.0);\n"
"\n",
},
{
@ -512,6 +525,7 @@ _prprogrambit prprogrambits[PR_BIT_COUNT] = {
" vec2 spotCosRadius;\n"
" float shadowResult = 1.0;\n"
" vec2 specularMaterial = vec2(15.0, 1.0);\n"
" vec3 lightTexel = vec3(1.0, 1.0, 1.0);\n"
"\n",
// frag_prog
" gl_FragColor = result;\n"
@ -3533,8 +3547,12 @@ static int32_t polymer_bindmaterial(_prmaterial material, char* lights, int
if (prlights[lights[curlight]].radius) {
programbits |= prprogrambits[PR_BIT_SPOT_LIGHT].bit;
// PR_BIT_SHADOW_MAP
if (prlights[lights[curlight]].rtindex != -1)
if (prlights[lights[curlight]].rtindex != -1) {
programbits |= prprogrambits[PR_BIT_SHADOW_MAP].bit;
// PR_BIT_LIGHT_MAP
if (prlights[lights[curlight]].lightmap)
programbits |= prprogrambits[PR_BIT_LIGHT_MAP].bit;
}
}
}
@ -3758,6 +3776,17 @@ static int32_t polymer_bindmaterial(_prmaterial material, char* lights, int
bglUniformMatrix4fvARB(prprograms[programbits].uniform_shadowProjMatrix, 1, GL_FALSE, matrix);
texunit++;
// PR_BIT_LIGHT_MAP
if (programbits & prprogrambits[PR_BIT_LIGHT_MAP].bit)
{
bglActiveTextureARB(texunit + GL_TEXTURE0_ARB);
bglBindTexture(GL_TEXTURE_2D, prlights[lights[curlight]].lightmap);
bglUniform1iARB(prprograms[programbits].uniform_lightMap, texunit);
texunit++;
}
}
}
@ -3944,6 +3973,12 @@ static void polymer_compileprogram(int32_t programbits)
prprograms[programbits].uniform_shadowProjMatrix = bglGetUniformLocationARB(program, "shadowProjMatrix");
}
// PR_BIT_LIGHT_MAP
if (programbits & prprogrambits[PR_BIT_LIGHT_MAP].bit)
{
prprograms[programbits].uniform_lightMap = bglGetUniformLocationARB(program, "lightMap");
}
// PR_BIT_SPOT_LIGHT
if (programbits & prprogrambits[PR_BIT_SPOT_LIGHT].bit)
{
@ -3996,6 +4031,7 @@ static void polymer_addlight(_prlight light)
if (light.radius) {
float radius, ang, horizang, lightpos[3];
pthtyp* pth;
// hack to avoid lights beams perpendicular to walls
if ((light.horiz <= 100) && (light.horiz > 90))
@ -4032,6 +4068,20 @@ static void polymer_addlight(_prlight light)
polymer_extractfrustum(prlights[lightcount].transform, prlights[lightcount].proj, prlights[lightcount].frustum);
prlights[lightcount].rtindex = -1;
// get the texture handle for the lightmap
prlights[lightcount].lightmap = 0;
if (prlights[lightcount].tilenum)
{
if (!waloff[prlights[lightcount].tilenum])
loadtile(prlights[lightcount].tilenum);
pth = NULL;
pth = gltexcache(prlights[lightcount].tilenum, 0, 0);
if (pth)
prlights[lightcount].lightmap = pth->glpic;
}
}
prlights[lightcount].isinview = 0;