X-Git-Url: https://eleni.mutantstargoat.com/git/?p=demo;a=blobdiff_plain;f=src%2Frenderer.cc;h=a223fa719f9b0565efcc069601fdfe96fd9646ff;hp=2c9b4c31d915b0cdae6087ed974bf5dc715466ee;hb=c0915f6cc7bf834c5d745f2be0e218715a9dc845;hpb=0da7a98f74d00bfa6cf0d47fd7cf0f687eeba5f6

diff --git a/src/renderer.cc b/src/renderer.cc
index 2c9b4c3..a223fa7 100644
--- a/src/renderer.cc
+++ b/src/renderer.cc
@@ -1,5 +1,15 @@
+#include <GL/glew.h>
+
+#include "global.h"
+
+#include "camera.h"
+#include "mesh.h"
+#include "object.h"
 #include "renderer.h"
+#include "scene.h"
 #include "shader.h"
+#include "shader_manager.h"
+#include "texture.h"
 
 Renderer::Renderer()
 {
@@ -8,13 +18,93 @@ Renderer::Renderer()
 	sprog = 0;
 }
 
-Renderer::Renderer(ShaderProgram *sprog, Scene *scene, Camera *camera)
+Renderer::~Renderer()
 {
-	this->scene = scene;
-	this->sprog = sprog;
-	this->camera = camera;
 }
 
-Renderer::~Renderer()
+bool Renderer::create()
+{
+	if(!(sprog = sdr_man->create_shader_program("default.v.glsl", "default.f.glsl"))) {
+		return false;
+	}
+
+	if(!(sprog->link())) {
+		return false;
+	}
+
+	/* getting material uniform locations: diffuse, specular, specular exponent (strength) */
+
+	if((diff_loc = sprog->get_uniform_location("diffuse")) == -1) {
+		fprintf(stderr, "Invalid uniform location: can't find \"diffuse\".\n");
+		return false;
+	}
+
+	if((spec_loc = sprog->get_uniform_location("specular")) == -1) {
+		fprintf(stderr, "Invalid uniform location: can't find \"specular\".\n");
+		return false;
+	}
+
+	if((shin_loc = sprog->get_uniform_location("shininess")) == -1) {
+		fprintf(stderr, "Invalid uniform location: can't find \"shininess\".\n");
+		return false;
+	}
+
+	/* uniform locations for matrices */
+
+	if((mmviewproj_loc = sprog->get_uniform_location("mmviewproj")) == -1) {
+		fprintf(stderr, "Invalid uniform location: can't find \"mmviewproj\".\n");
+		return false;
+	}
+
+	if((mview_loc = sprog->get_uniform_location("mview")) == -1) {
+		fprintf(stderr, "Invalid uniform location: can't find \"mview\".\n");
+		return false;
+	}
+
+	return true;
+}
+
+void Renderer::draw() const
 {
+	if(!camera || !scene)
+		return;
+
+	glClearColor(0.5, 0.5, 0.5, 1);
+	glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT);
+
+	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
+{
+	Material *m = object->material;
+
+	/* setting uniforms for material */
+
+	sprog->set_uniformf(diff_loc, m->diffuse.x, m->diffuse.y, m->diffuse.z, 1);
+	sprog->set_uniformf(spec_loc, m->specular.x, m->specular.y, m->specular.z, 1);
+	sprog->set_uniformf(shin_loc, m->shininess);
+
+	/* texture */
+
+	if (m->dtex)
+		m->dtex->bind();
+
+	/* setting uniforms for matrices */
+
+	Mat4 mmviewproj = object->transform * camera->get_view_matrix() * mprojection;
+	sprog->set_uniform_matrix(mmviewproj_loc, mmviewproj);
+
+	Mat4 mview = object->transform * camera->get_view_matrix();
+	sprog->set_uniform_matrix(mview_loc, mview);
+
+	object->mesh->update_vertex_data();
+	object->mesh->draw();
 }
\ No newline at end of file