From bd142a328328cdf0cbfbb59e4e0aa99dd51184b8 Mon Sep 17 00:00:00 2001
From: Stijn Buys <ingar@osirion.org>
Date: Mon, 10 Aug 2009 22:32:36 +0000
Subject: initial texture support for ase models

---
 src/render/draw.cc | 56 +++++++++++++++++++++++++++++++++++++++++++++---------
 1 file changed, 47 insertions(+), 9 deletions(-)

(limited to 'src/render/draw.cc')

diff --git a/src/render/draw.cc b/src/render/draw.cc
index 4392f87..c4c18c3 100644
--- a/src/render/draw.cc
+++ b/src/render/draw.cc
@@ -564,8 +564,9 @@ void draw_model_fragments(model::Model *model,
 {
 	// default material, lighted and geometry color
 	const model::Material *material = 0;
-	math::Color color(1.0f, 0.0f, 1.0f); // current drawing color
+	math::Color color(1.0f, 1.0f, 1.0f); // current drawing color
 	bool use_light = true;		// gl::disable(GL_LIGHTING) is set
+	bool use_texture = false;	// texturing
 	bool use_env = false;		// environment mapping
 	//bool use_color_array = true;	// glEnableClientState(GL_COLOR_ARRAY) is set
 
@@ -601,7 +602,7 @@ void draw_model_fragments(model::Model *model,
 							use_color_array = false;
 						}*/
 		
-						gl::color(model->enginecolor() * thrust);
+						color.assign(model->enginecolor() * thrust);
 		
 					} else if (material->flags() & model::Material::Tertiary) {
 /*						if (use_color_array) {
@@ -648,26 +649,55 @@ void draw_model_fragments(model::Model *model,
 						}
 					}
 
+					if (material->flags() & model::Material::Texture) {
+
+						Textures::bind(material->texture());
+
+						if (!use_texture) {
+							gl::enable(GL_TEXTURE_2D);
+							use_texture = true;
+						}
+
+					}
+
 					if (material->flags() & model::Material::Environment) {
-						if (!use_env && core::localplayer()->zone()->sky_texture()) {
-							Textures::bind(core::localplayer()->zone()->sky_texture());
+						
+						if (!(material->flags() & model::Material::Texture)) {
+							// use sky as envmap if the material defines no texture
+							if (core::localplayer()->zone()->sky_texture()) {
+								Textures::bind(core::localplayer()->zone()->sky_texture());
+								gl::enable(GL_TEXTURE_2D);
+								use_texture = true;
+							} else if (use_texture) {
+								gl::disable(GL_TEXTURE_2D);
+								use_texture = false;
+							}
+						}
 
+						if (!use_env) {
 							// enable env mapping
-							gl::enable(GL_TEXTURE_2D);
 							gl::enable(GL_TEXTURE_GEN_S);
    							gl::enable(GL_TEXTURE_GEN_T);
 							use_env = true;
 						}
+
 					} else {
+
 						if (use_env) {
 							// disable env mapping
 							gl::disable(GL_TEXTURE_GEN_S);
    							gl::disable(GL_TEXTURE_GEN_T);
-							gl::disable(GL_TEXTURE_2D);
 							use_env = false;
 						}
 					}
 
+					if (!(material->flags() & (model::Material::Texture + model::Material::Environment))) {
+						if (use_texture) {
+							gl::disable(GL_TEXTURE_2D);
+							use_texture = false;
+						}
+					}
+
 				} else {
 					// material not found
 
@@ -681,9 +711,14 @@ void draw_model_fragments(model::Model *model,
 						// disable env mapping
 						gl::disable(GL_TEXTURE_GEN_S);
    						gl::disable(GL_TEXTURE_GEN_T);
-						gl::disable(GL_TEXTURE_2D);
 						use_env = false;
 					}
+
+					if (use_texture) {
+						gl::disable(GL_TEXTURE_2D);
+						use_texture = false;
+					}
+
 /*					if (!use_color_array) {
 						glEnableClientState(GL_COLOR_ARRAY);
 						use_color_array = true;
@@ -707,13 +742,16 @@ void draw_model_fragments(model::Model *model,
 
 	if (use_env) {
 		// disable env mapping
-		gl::disable(GL_TEXTURE_2D);
 		gl::disable(GL_TEXTURE_GEN_S);
 		gl::disable(GL_TEXTURE_GEN_T);
-
 		use_env = false;
 	}
 
+	if (use_texture) {
+		gl::disable(GL_TEXTURE_2D);
+		use_texture = false;
+	}
+
 /*	if (!use_color_array) {
 		glEnableClientState(GL_COLOR_ARRAY);
 	}*/
-- 
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