+#include <algorithm>
+#include <string.h>
#include "opengl.h"
#include "material.h"
+#include "sdr.h"
+#include "app.h"
Material::Material()
: diffuse(1.0f, 1.0f, 1.0f)
{
shininess = 0.0f;
alpha = 1.0f;
+ memset(stdtex, 0, sizeof stdtex);
}
void Material::setup() const
glMaterialfv(GL_FRONT_AND_BACK, GL_AMBIENT_AND_DIFFUSE, kd);
glMaterialfv(GL_FRONT_AND_BACK, GL_SPECULAR, ks);
glMaterialf(GL_FRONT_AND_BACK, GL_SHININESS, shininess);
+
+ int ntex = std::min((int)textures.size(), 8); // TODO: use max texture units
+ for(int i=0; i<ntex; i++) {
+ bind_texture(textures[i], i);
+ }
+
+ if(stdtex[MTL_TEX_LIGHTMAP]) {
+ bind_program(stdtex[MTL_TEX_DIFFUSE] ? sdr_ltmap : sdr_ltmap_notex);
+ }
+}
+
+void Material::add_texture(Texture *tex, int type)
+{
+ textures.push_back(tex);
+
+ if(type != MTL_TEX_UNKNOWN) {
+ stdtex[type] = tex;
+ }
+}
+
+int mtl_parse_type(const char *str)
+{
+ if(strcmp(str, "diffuse") == 0) {
+ return MTL_TEX_DIFFUSE;
+ } else if(strcmp(str, "specular") == 0) {
+ return MTL_TEX_SPECULAR;
+ } else if(strcmp(str, "normalmap") == 0) {
+ return MTL_TEX_NORMALMAP;
+ } else if(strcmp(str, "lightmap") == 0) {
+ return MTL_TEX_LIGHTMAP;
+ } else if(strcmp(str, "envmap") == 0) {
+ return MTL_TEX_ENVMAP;
+ }
+ return MTL_TEX_UNKNOWN;
+}
+
+const char *mtl_type_string(int type)
+{
+ switch(type) {
+ case MTL_TEX_DIFFUSE:
+ return "diffuse";
+ case MTL_TEX_SPECULAR:
+ return "specular";
+ case MTL_TEX_NORMALMAP:
+ return "normalmap";
+ case MTL_TEX_LIGHTMAP:
+ return "lightmap";
+ case MTL_TEX_ENVMAP:
+ return "envmap";
+ default:
+ break;
+ }
+ return "unknown";
}