/* keep track of lighting */
void lightState(GLint light, int status) {
ppRenderFuncs p = (ppRenderFuncs)gglobal()->RenderFuncs.prv;
//printf ("start lightState, light %d, status %d\n",light,status);
PRINT_GL_ERROR_IF_ANY("start lightState");
if (light<0) return; /* nextlight will return -1 if too many lights */
if (p->lightOnOff[light] != status) {
if (status) {
/* printf ("light %d on\n",light); */
#ifndef GL_ES_VERSION_2_0
FW_GL_ENABLE(GL_LIGHT0+light);
#endif /* GL_ES_VERSION_2_0 */
p->lightStatusDirty = TRUE;
} else {
/* printf ("light %d off\n",light); */
#ifndef GL_ES_VERSION_2_0
FW_GL_DISABLE(GL_LIGHT0+light);
#endif /* GL_ES_VERSION_2_0 */
p->lightStatusDirty = TRUE;
}
p->lightOnOff[light]=status;
}
PRINT_GL_ERROR_IF_ANY("end lightState");
}
static int setActiveTexture (int c, GLfloat thisTransparency, GLint *texUnit, GLint *texMode)
{
ttglobal tg = gglobal();
/* which texture unit are we working on? */
/* tie each fw_TextureX uniform into the correct texture unit */
/* here we assign the texture unit to a specific number. NOTE: in the current code, this will ALWAYS
* be [0] = 0, [1] = 1; etc. */
texUnit[c] = c;
#ifdef TEXVERBOSE
if (getAppearanceProperties()->currentShaderProperties != NULL) {
printf ("setActiveTexture %d, boundTextureStack is %d, sending to uniform %d\n",c,
tg->RenderFuncs.boundTextureStack[c],
getAppearanceProperties()->currentShaderProperties->TextureUnit[c]);
} else {
printf ("setActiveTexture %d, boundTextureStack is %d, sending to uniform [NULL--No Shader]\n",c,
tg->RenderFuncs.boundTextureStack[c]);
}
#endif
/* is this a MultiTexture, or just a "normal" single texture? When we
* bind_image, we store a pointer for the texture parameters. It is
* NULL, possibly different for MultiTextures */
if (tg->RenderTextures.textureParameterStack[c].multitex_mode == INT_ID_UNDEFINED) {
#ifdef TEXVERBOSE
printf ("setActiveTexture - simple texture NOT a MultiTexture \n");
#endif
/* should we set the coloUr to 1,1,1,1 so that the material does not show
* through a RGB texture?? */
/* only do for the first texture if MultiTexturing */
if (c == 0) {
#ifdef TEXVERBOSE
printf ("setActiveTexture - firsttexture \n");
#endif
texMode[c]= GL_MODULATE;
} else {
texMode[c]=GL_ADD;
}
} else {
/* printf ("muititex source for %d is %d\n",c,tg->RenderTextures.textureParameterStack[c].multitex_source); */
if (tg->RenderTextures.textureParameterStack[c].multitex_source != MTMODE_OFF) {
} else {
glDisable(GL_TEXTURE_2D); /* DISABLE_TEXTURES */
return FALSE;
}
}
PRINT_GL_ERROR_IF_ANY("");
return TRUE;
}
void initializeLightTables() {
int i;
float pos[] = { 0.0f, 0.0f, 1.0f, 0.0f };
float dif[] = { 1.0f, 1.0f, 1.0f, 1.0f };
float shin[] = { 0.6f, 0.6f, 0.6f, 1.0f };
float As[] = { 0.0f, 0.0f, 0.0f, 1.0f };
ppRenderFuncs p = (ppRenderFuncs)gglobal()->RenderFuncs.prv;
PRINT_GL_ERROR_IF_ANY("start of initializeightTables");
for(i=0; i<8; i++) {
p->lightOnOff[i] = 9999;
lightState(i,FALSE);
FW_GL_LIGHTFV(i, GL_POSITION, pos);
FW_GL_LIGHTFV(i, GL_AMBIENT, As);
FW_GL_LIGHTFV(i, GL_DIFFUSE, dif);
FW_GL_LIGHTFV(i, GL_SPECULAR, shin);
FW_GL_LIGHTF(i, GL_CONSTANT_ATTENUATION,1.0f);
FW_GL_LIGHTF(i, GL_LINEAR_ATTENUATION,0.0f);
FW_GL_LIGHTF(i, GL_QUADRATIC_ATTENUATION,0.0f);
FW_GL_LIGHTF(i, GL_SPOT_CUTOFF,180.0f);
FW_GL_LIGHTF(i, GL_SPOT_EXPONENT,0.0f);
PRINT_GL_ERROR_IF_ANY("initizlizeLight2");
}
lightState(HEADLIGHT_LIGHT, TRUE);
#ifndef GL_ES_VERSION_2_0
FW_GL_LIGHTMODELI(GL_LIGHT_MODEL_COLOR_CONTROL, GL_SEPARATE_SPECULAR_COLOR);
FW_GL_LIGHTMODELI(GL_LIGHT_MODEL_TWO_SIDE, GL_TRUE);
FW_GL_LIGHTMODELI(GL_LIGHT_MODEL_LOCAL_VIEWER, GL_FALSE);
FW_GL_LIGHTMODELI(GL_LIGHT_MODEL_TWO_SIDE, GL_TRUE);
FW_GL_LIGHTMODELFV(GL_LIGHT_MODEL_AMBIENT,As);
#else
//printf ("skipping light setups\n");
#endif
LIGHTING_INITIALIZE
PRINT_GL_ERROR_IF_ANY("end initializeLightTables");
}
static void passedInGenTex(struct textureVertexInfo *genTex) {
int c;
int i;
GLint texUnit[MAX_MULTITEXTURE];
GLint texMode[MAX_MULTITEXTURE];
ttglobal tg = gglobal();
s_shader_capabilities_t *me = getAppearanceProperties()->currentShaderProperties;
#ifdef TEXVERBOSE
printf ("passedInGenTex, using passed in genTex, textureStackTop %d\n",tg->RenderFuncs.textureStackTop);
printf ("passedInGenTex, cubeFace %d\n",getAppearanceProperties()->cubeFace);
#endif
/* simple shapes, like Boxes and Cones and Spheres will have pre-canned arrays */
if (genTex->pre_canned_textureCoords != NULL) {
// printf ("passedInGenTex, A\n");
for (c=0; c<tg->RenderFuncs.textureStackTop; c++) {
//printf ("passedInGenTex, c= %d\n",c);
/* are we ok with this texture yet? */
if (tg->RenderFuncs.boundTextureStack[c]!=0) {
//printf ("passedInGenTex, B\n");
if (setActiveTexture(c,getAppearanceProperties()->transparency,texUnit,texMode)) {
struct X3D_Node *tt = getThis_textureTransform();
//printf ("passedInGenTex, C\n");
if (tt!=NULL) do_textureTransform(tt,c);
SET_TEXTURE_UNIT_AND_BIND(getAppearanceProperties()->cubeFace,c,tg->RenderFuncs.boundTextureStack[c]);
FW_GL_TEXCOORD_POINTER (2,GL_FLOAT,0,genTex->pre_canned_textureCoords);
}
}
}
} else {
//printf ("passedInGenTex, B\n");
for (c=0; c<tg->RenderFuncs.textureStackTop; c++) {
//printf ("passedInGenTex, c=%d\n",c);
/* are we ok with this texture yet? */
if (tg->RenderFuncs.boundTextureStack[c]!=0) {
//printf ("passedInGenTex, C, boundTextureStack %d\n",tg->RenderFuncs.boundTextureStack[c]);
if (setActiveTexture(c,getAppearanceProperties()->transparency,texUnit,texMode)) {
//printf ("passedInGenTex, going to bind to texture %d\n",tg->RenderFuncs.boundTextureStack[c]);
struct X3D_Node *tt = getThis_textureTransform();
if (tt!=NULL) do_textureTransform(tt,c);
SET_TEXTURE_UNIT_AND_BIND(getAppearanceProperties()->cubeFace,c,tg->RenderFuncs.boundTextureStack[c]);
FW_GL_TEXCOORD_POINTER (genTex->TC_size,
genTex->TC_type,
genTex->TC_stride,
genTex->TC_pointer);
}
}
}
}
/* set up the selected shader for this texture(s) config */
if (me != NULL) {
//printf ("passedInGenTex, we have tts %d tc %d\n",tg->RenderFuncs.textureStackTop, me->textureCount);
if (me->textureCount != -1)
glUniform1i(me->textureCount, tg->RenderFuncs.textureStackTop);
for (i=0; i<tg->RenderFuncs.textureStackTop; i++) {
//printf (" sending in i%d tu %d mode %d\n",i,i,tg->RenderTextures.textureParameterStack[i].multitex_mode);
glUniform1i(me->TextureUnit[i],i);
glUniform1i(me->TextureMode[i],tg->RenderTextures.textureParameterStack[i].multitex_mode);
}
#ifdef TEXVERBOSE
} else {
printf (" NOT sending in %d i+tu+mode because currentShaderProperties is NULL\n",tg->RenderFuncs.textureStackTop);
#endif
}
PRINT_GL_ERROR_IF_ANY("");
}
