Fixed problems with fbo's depth texture not rendering because of texture unit

orgfile.org

@@ -69,6 +69,8 @@ All the code in this repository is under GPLv3, see LICENSE for more information
 ** DONE Heirarchical Transforms
 ** DONE Materials with textures
 - State "DONE"       from "TODO"       [2015-10-15 Thu 21:21]
+** TODO Lights!
+** TODO Fix problems with texture units
 ** TODO Fix problems with frustrum culling
 ** TODO 2d drawing routines
 ** TODO Gui

src/framebuffer.c

@@ -47,12 +47,12 @@ int framebuffer_create(int width, int height, int has_depth, int has_color)
 	glGenRenderbuffers(1, &renderbuffer);
 	glBindRenderbuffer(GL_RENDERBUFFER, renderbuffer);
 	glRenderbufferStorage(GL_RENDERBUFFER,
-						  GL_DEPTH24_STENCIL8,
+						  GL_DEPTH_COMPONENT,
 						  width,
 						  height);
 	renderer_check_glerror("framebuffer:create");
 	glFramebufferRenderbuffer(GL_FRAMEBUFFER,
-							  GL_DEPTH_STENCIL_ATTACHMENT,
+							  GL_DEPTH_ATTACHMENT,
 							  GL_RENDERBUFFER,
 							  renderbuffer);
 	renderer_check_glerror("framebuffer:create");

src/renderer.c

@@ -115,7 +115,7 @@ void renderer_init(GLFWwindow* window)
 	texture_set_param(def_uv_tex, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
 
 	def_depth_tex = texture_create("def_depth_texture",
-									TU_SHADOWMAP1,
+									TU_DIFFUSE,
 									width, height,
 									GL_DEPTH_COMPONENT,
 									GL_DEPTH_COMPONENT32F,
@@ -134,7 +134,7 @@ void renderer_init(GLFWwindow* window)
 	framebuffer_set_texture(def_fbo, def_normal_tex, GL_COLOR_ATTACHMENT0 + 2);
 	framebuffer_set_texture(def_fbo, def_uv_tex, GL_COLOR_ATTACHMENT0 + 3);
 	framebuffer_set_texture(def_fbo, def_depth_tex, GL_DEPTH_ATTACHMENT);
-
+		
 	fbo_shader = shader_create("fbo.vert", "fbo.frag");
 }
 
@@ -197,9 +197,9 @@ void renderer_draw(void)
 	texture_unbind(def_normal_tex);
 
 	glViewport(width / 2, 0, width / 2, height / 2);
-	texture_bind(def_uv_tex);
+	texture_bind(def_depth_tex);
 	geom_render(quad_geo);
-	texture_unbind(def_uv_tex);
+	texture_unbind(def_depth_tex);
 	
 	shader_unbind();
 }