X-Git-Url: http://git.mutantstargoat.com?a=blobdiff_plain;f=src%2Frenderer.cc;h=5d57a36ff5efe58c7081aa5b5311c94483549569;hb=dbce2a319517c09fcf1a9be60ae46a0ff20c423e;hp=0251cb6cf2f7cf353d9663e4ae28e6f04900b5d0;hpb=3082e3c645d1933610b261e6c93c040f32093637;p=demo

diff --git a/src/renderer.cc b/src/renderer.cc
index 0251cb6..5d57a36 100644
--- a/src/renderer.cc
+++ b/src/renderer.cc
@@ -1,28 +1,73 @@
 #include <GL/glew.h>
 
 #include "global.h"
+#include "gfxapi.h"
 
 #include "camera.h"
 #include "mesh.h"
+#include "meshgen.h"
 #include "object.h"
 #include "renderer.h"
 #include "scene.h"
 #include "shader.h"
 #include "shader_manager.h"
+#include "texture.h"
+#include "uniforms.h"
+
+#undef DRAW_NORMALS
+
+/* skybox */
+
+static Mesh *skymesh; /* it will be used by many renderers => no destroy */
+static ShaderProgram *skyprog;
 
 Renderer::Renderer()
 {
 	scene = 0;
 	camera = 0;
 	sprog = 0;
+
+	skytex = 0;
+	dskytex = 0;
+
+	fog_density = 0;
+
+	vbuf = fbuf = svbuf = 0;
 }
 
 Renderer::~Renderer()
 {
+	delete vbuf;
+	delete fbuf;
+	delete svbuf;
 }
 
 bool Renderer::create()
-{	
+{
+	//debug
+	// if(!(nprog = sdr_man->create_shader_program("debug.v.glsl", "debug.f.glsl"))) {
+	//	fprin
+	//	tf(stderr, "Failed to load debug shaders.\n");
+	// }
+
+	vbuf = gfx_create_uniform_buffer();
+	if(!vbuf->create(sizeof vu)) {
+		fprintf(stderr, "Failed to create uniform buffer.\n");
+		return false;
+	}
+
+	fbuf = gfx_create_uniform_buffer();
+	if(!fbuf->create(sizeof fu)) {
+		fprintf(stderr, "Failed to create uniform buffer.\n");
+		return false;
+	}
+
+	svbuf = gfx_create_uniform_buffer();
+	if(!svbuf->create(sizeof svu)) {
+		fprintf(stderr, "Failed to create uniform buffer.\n");
+		return false;
+	}
+
 	if(!(sprog = sdr_man->create_shader_program("default.v.glsl", "default.f.glsl"))) {
 		return false;
 	}
@@ -30,51 +75,107 @@ bool Renderer::create()
 	return true;
 }
 
-void Renderer::draw() const
+void Renderer::draw()
 {
 	if(!camera || !scene)
 		return;
 
-	int mview_loc;
-	if((mview_loc = sprog->get_uniform_location("mview")) != -1) {
-		sprog->set_uniform_matrix(mview_loc, camera->get_view_matrix());
-	}
+	if(skytex) {
+		draw_skybox();
 
-	int mproj_loc;
-	if((mproj_loc = sprog->get_uniform_location("mproj")) != -1) {
-		sprog->set_uniform_matrix(mproj_loc, mprojection);
+		if(dskytex) {
+			dskytex->bind(1);
+		}
 	}
 
-	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
-	camera->set_orbit_params(phi, theta, dist);
+	if(!sprog->link())
+		return;
+
+	sprog->use();
 
 	for(size_t i=0; i<scene->objects.size(); i++) {
 		draw_object(scene->objects[i]);
 	}
 }
 
-void Renderer::draw_object(Object *object) const
+void Renderer::draw_object(Object *object)
 {
 	Material *m = object->material;
-	/* diffuse */
-	int diff_loc;
-	if((diff_loc = sprog->get_uniform_location("diffuse")) != -1) {
-		sprog->set_uniformf(diff_loc, m->diffuse.x, m->diffuse.y, m->diffuse.z);
+
+	/* setting uniforms for material */
+
+	fu.diffuse = Vec4(m->diffuse.x, m->diffuse.y, m->diffuse.z, 1.0);
+	fu.specular = Vec4(m->specular.x, m->specular.y, m->specular.z, 1.0);
+	fu.shininess = m->shininess;
+	fu.fog_density = fog_density;
+
+	fbuf->update(&fu);
+	fbuf->bind(SHADING_UNIFORMS);
+
+	/* texture */
+
+	if(m->dtex)
+		m->dtex->bind(0);
+
+	/* setting uniforms for matrices */
+
+	vu.mview = object->transform * camera->get_view_matrix();
+	vu.mmviewproj = object->transform * camera->get_view_matrix() * mprojection;
+	vu.mmod = object->transform.upper3x3();
+
+	vbuf->update(&vu);
+	vbuf->bind(MATRIX_UNIFORMS);
+
+	object->mesh->draw();
+
+	// debug
+#ifdef DRAW_NORMALS
+	if(nprog) {
+		vu.mmviewproj = mmviewproj;
+		vbuf->update(&vu);
+		vbuf->bind(MATRIX_UNIFORMS);
+
+		nprog->use();
+		object->mesh->draw_normals(1.0);
 	}
-	/* specular */
-	int spec_loc;
-	if((spec_loc = sprog->get_uniform_location("specular")) != -1) {
-		sprog->set_uniformf(spec_loc, m->specular.x, m->specular.y, m->specular.z);
+#endif
+}
+
+void Renderer::set_sky_tex(Texture *stex)
+{
+	if(!skymesh) {
+		skymesh = gfx_create_mesh();
+		gen_geosphere(skymesh, 1, 0);
 	}
-	/* specular exponent */
-	int shin_loc;
-	if((shin_loc = sprog->get_uniform_location("shininess")) != -1) {
-		sprog->set_uniformf(shin_loc, m->shininess);
+	if(!skyprog) {
+		if(!(skyprog = sdr_man->create_shader_program("sky.v.glsl", "sky.f.glsl")))
+			return;
 	}
+	skytex = stex;
+}
+
+void Renderer::set_diffuse_sky_tex(Texture *dstex)
+{
+	dskytex = dstex;
+}
 
-	if (!sprog->link())
+void Renderer::draw_skybox()
+{
+	if(!skymesh || !skytex)
 		return;
 
-	sprog->use();
-	object->mesh->draw();
-}
\ No newline at end of file
+	gfx_zbuffer(false);
+	gfx_cull_face(GFX_CULL_NONE);
+
+	skytex->bind();
+	skyprog->use();
+
+	svu.mviewproj = camera->get_view_matrix().upper3x3() * mprojection;
+	svbuf->update(&svu);
+	svbuf->bind(SKY_MATRIX_UNIFORMS);
+
+	skymesh->draw();
+
+	gfx_cull_face(GFX_CULL_BACK);
+	gfx_zbuffer(true);
+}