void marching_cubes_render(bool wireframe, camera* c, light* l) { const int full_size = width * height * depth; kernel_memory_gl_aquire(point_color_buffer); kernel_run(write_point_color_back, full_size); kernel_memory_gl_release(point_color_buffer); /* Before we do the metaballs lets just do a rendering based upon volume data */ /* glPointSize(1.0f); glBindBuffer(GL_ARRAY_BUFFER, point_positions); glVertexPointer(4, GL_FLOAT, 0, (void*)0); glEnableClientState(GL_VERTEX_ARRAY); glBindBuffer(GL_ARRAY_BUFFER, point_colors); glColorPointer(4, GL_FLOAT, 0, (void*)0); glEnableClientState(GL_COLOR_ARRAY); glDrawArrays(GL_POINTS, 0, full_size); glBindBuffer(GL_ARRAY_BUFFER, 0); glDisableClientState(GL_VERTEX_ARRAY); glDisableClientState(GL_COLOR_ARRAY); glPointSize(1.0f); */ /* Then Draw Triangles */ if (wireframe) { glPolygonMode( GL_FRONT_AND_BACK, GL_LINE ); } material* metaballs_mat = asset_get_load(P("./shaders/metaballs.mat")); shader_program* metaballs = material_get_entry(metaballs_mat, 0)->program; GLuint NORMALS = glGetAttribLocation(*metaballs, "normals"); glUseProgram(*metaballs); GLint light_position_u = glGetUniformLocation(*metaballs, "light_position"); glUniform3f(light_position_u, l->position.x, l->position.y, l->position.z); GLint camera_position_u = glGetUniformLocation(*metaballs, "camera_position"); glUniform3f(camera_position_u, c->position.x, c->position.y, c->position.z); mat4 lviewm = light_view_matrix(l); mat4 lprojm = light_proj_matrix(l); mat4_to_array(lviewm, lview_matrix); mat4_to_array(lprojm, lproj_matrix); GLint lproj_matrix_u = glGetUniformLocation(*metaballs, "light_proj"); glUniformMatrix4fv(lproj_matrix_u, 1, 0, lproj_matrix); GLint lview_matrix_u = glGetUniformLocation(*metaballs, "light_view"); glUniformMatrix4fv(lview_matrix_u, 1, 0, lview_matrix); texture* env_map = asset_get_load(P("./resources/metaballs_env.dds")); glActiveTexture(GL_TEXTURE0 + 0 ); glBindTexture(GL_TEXTURE_2D, *env_map); glEnable(GL_TEXTURE_2D); glUniform1i(glGetUniformLocation(*metaballs, "env_map"), 0); texture* shadow_map = shadow_mapper_depth_texture(); glActiveTexture(GL_TEXTURE0 + 1); glBindTexture(GL_TEXTURE_2D, *shadow_map); glEnable(GL_TEXTURE_2D); glUniform1i(glGetUniformLocation(*metaballs, "shadow_map"), 1); glBindBuffer(GL_ARRAY_BUFFER, vertex_positions); glVertexPointer(4, GL_FLOAT, 0, (void*)0); glEnableClientState(GL_VERTEX_ARRAY); glBindBuffer(GL_ARRAY_BUFFER, vertex_normals); glVertexAttribPointer(NORMALS, 4, GL_FLOAT, GL_FALSE, 0, (void*)0); glEnableVertexAttribArray(NORMALS); glDrawArrays(GL_TRIANGLES, 0, num_verts); glDisableClientState(GL_VERTEX_ARRAY); glDisableVertexAttribArray(NORMALS); glActiveTexture(GL_TEXTURE0 + 1 ); glDisable(GL_TEXTURE_2D); glActiveTexture(GL_TEXTURE0 + 0 ); glDisable(GL_TEXTURE_2D); glUseProgram(0); if (wireframe) { glPolygonMode( GL_FRONT_AND_BACK, GL_FILL ); } }
void scotland_init() { graphics_viewport_set_dimensions(1280, 720); graphics_viewport_set_title("Scotland"); ui_button* loading = ui_elem_new("loading", ui_button); ui_button_move(loading, vec2_new(graphics_viewport_width() / 2 - 40,graphics_viewport_height() / 2 - 13)); ui_button_resize(loading, vec2_new(80,25)); ui_button_set_label(loading, "Loading..."); ui_button_disable(loading); ui_spinner* load_spinner = ui_elem_new("load_spinner", ui_spinner); load_spinner->color = vec4_white(); load_spinner->top_left = vec2_new(graphics_viewport_width() / 2 + 50, graphics_viewport_height() / 2 - 13); load_spinner->bottom_right = vec2_add(load_spinner->top_left, vec2_new(24,24)); ui_button* framerate = ui_elem_new("framerate", ui_button); ui_button_move(framerate, vec2_new(10,10)); ui_button_resize(framerate, vec2_new(30,25)); ui_button_set_label(framerate, "FRAMERATE"); ui_button_disable(framerate); framerate->active = false; ui_button* wireframe = ui_elem_new("wireframe", ui_button); ui_button_move(wireframe, vec2_new(50,10)); ui_button_resize(wireframe, vec2_new(80,25)); ui_button_set_label(wireframe, "wireframe"); wireframe->active = false; ui_elem_add_event("wireframe", toggle_wireframe); ui_button* freecam = ui_elem_new("freecam", ui_button); ui_button_move(freecam, vec2_new(140,10)); ui_button_resize(freecam, vec2_new(65,25)); ui_button_set_label(freecam, "freecam"); freecam->active = false; ui_elem_add_event("freecam", toggle_freecam); loading_resources = true; SDL_Thread* load_thread = SDL_GL_CreateThread(load_resources, NULL); /* New Camera and light */ camera* cam = entity_new("camera", camera); cam->position = vec3_new(512.0, 200.0, 512.0); cam->target = vec3_new(0.0, 0.0, 0.0); light* sun = entity_new("sun", light); light_set_type(sun, light_type_sun); sun->position = vec3_new(0, 512, 0); sun->target = vec3_new(512, 0, 512); /* Renderer Setup */ shadow_mapper_init(sun); forward_renderer_init(); forward_renderer_set_camera(cam); forward_renderer_set_shadow_light(sun); forward_renderer_set_shadow_texture( shadow_mapper_depth_texture() ); forward_renderer_add_light(sun); }
void sea_init() { graphics_viewport_set_dimensions(1280, 720); graphics_viewport_set_title("Sea"); camera* cam = entity_new("camera", camera); cam->position = vec3_new(50.0, 50.0, 50.0); cam->target = vec3_new(0, 5, 0); cam->near_clip = 0.1; light* sun = entity_new("sun", light); light_set_type(sun, light_type_spot); sun->position = vec3_new(20,23,16); sun->ambient_color = vec3_new(0.5, 0.5, 0.5); sun->diffuse_color = vec3_new(1.0, 0.894, 0.811); sun->specular_color = vec3_mul(vec3_new(1.0, 0.894, 0.811), 4); sun->power = 5; light* backlight = entity_new("backlight", light); light_set_type(backlight, light_type_point); backlight->position = vec3_new(-22,10,-13); backlight->ambient_color = vec3_new(0.2, 0.2, 0.2); backlight->diffuse_color = vec3_new(0.729, 0.729, 1.0); backlight->specular_color = vec3_mul(vec3_new(0.729, 0.729, 1.0), 1); backlight->power = 2; shadow_mapper_init(sun); forward_renderer_init(); forward_renderer_set_camera(cam); forward_renderer_set_shadow_light(sun); forward_renderer_set_shadow_texture( shadow_mapper_depth_texture() ); forward_renderer_add_light(sun); forward_renderer_add_light(backlight); folder_load(P("./resources/")); renderable* r_seaplane = asset_get(P("./resources/seaplane.obj")); r_seaplane->material = asset_hndl_new(P("./resources/seaplane.mat")); static_object* s_seaplane = entity_new("seaplane", static_object); s_seaplane->renderable = asset_hndl_new_ptr(r_seaplane); s_seaplane->scale = vec3_new(3,1,3); renderable* r_skydome = asset_get(P("./resources/skydome.obj")); r_skydome->material = asset_hndl_new_load(P("$CORANGE/shaders/skydome.mat")); static_object* skydome = entity_new("skydome", static_object); skydome->renderable = asset_hndl_new_ptr(r_skydome); skydome->position = vec3_new(0, -512, 0); skydome->scale = vec3_new(1024, 1024, 1024); folder_load(P("./resources/corvette/")); renderable* r_corvette = asset_get(P("./resources/corvette/corvette.obj")); r_corvette->material = asset_hndl_new_load(P("./resources/corvette/corvette.mat")); static_object* s_corvette = entity_new("corvette", static_object); s_corvette->renderable = asset_hndl_new_ptr(r_corvette); //s_corvette->collision_body = collision_body_new_mesh(asset_get("./resources/corvette/corvette.col")); s_corvette->scale = vec3_new(1.5, 1.5, 1.5); s_corvette->position = vec3_new(0, 0.5, 0); static_object* center_sphere = entity_new("center_sphere", static_object); center_sphere->position = vec3_new(0, 5, 0); //center_sphere->renderable = asset_get("./resources/ball.obj"); //center_sphere->collision_body = collision_body_new_sphere(sphere_new(v3_zero(), 1.0f)); ui_button* framerate = ui_elem_new("framerate", ui_button); ui_button_move(framerate, vec2_new(10,10)); ui_button_resize(framerate, vec2_new(30,25)); ui_button_set_label(framerate, "FRAMERATE"); ui_button_disable(framerate); }
void sea_init() { graphics_viewport_set_dimensions(1280, 720); graphics_viewport_set_title("Sea"); camera* cam = entity_new("camera", camera); cam->position = v3(50.0, 50.0, 50.0); cam->target = v3(0, 5, 0); cam->near_clip = 0.1; light* sun = entity_new("sun", light); light_set_type(sun, light_type_spot); sun->position = v3(20,23,16); sun->ambient_color = v3(0.5, 0.5, 0.5); sun->diffuse_color = v3(1.0, 0.894, 0.811); sun->specular_color = v3_mul(v3(1.0, 0.894, 0.811), 4); sun->power = 5; light* backlight = entity_new("backlight", light); light_set_type(backlight, light_type_point); backlight->position = v3(-22,10,-13); backlight->ambient_color = v3(0.2, 0.2, 0.2); backlight->diffuse_color = v3(0.729, 0.729, 1.0); backlight->specular_color = v3_mul(v3(0.729, 0.729, 1.0), 1); backlight->power = 2; shadow_mapper_init(sun); forward_renderer_init(); forward_renderer_set_camera(cam); forward_renderer_set_shadow_light(sun); forward_renderer_set_shadow_texture( shadow_mapper_depth_texture() ); forward_renderer_add_light(sun); forward_renderer_add_light(backlight); load_folder("./resources/"); texture* noise1 = asset_get("./resources/noise1.dds"); texture* noise2 = asset_get("./resources/noise2.dds"); texture* noise3 = asset_get("./resources/noise3.dds"); texture* noise4 = asset_get("./resources/noise4.dds"); texture* noise5 = asset_get("./resources/noise5.dds"); texture* skydome_tex = asset_get("./resources/skybox_cloud_10.dds"); texture* water_calm = asset_get("./resources/water_calm.dds"); texture* water_foam = asset_get("./resources/water_foam.dds"); material* seaplane_mat = asset_get("./resources/seaplane.mat"); material_set_property(seaplane_mat, "tex_noise1", noise1, mat_type_texture); material_set_property(seaplane_mat, "tex_noise2", noise2, mat_type_texture); material_set_property(seaplane_mat, "tex_noise3", noise3, mat_type_texture); material_set_property(seaplane_mat, "tex_noise4", noise4, mat_type_texture); material_set_property(seaplane_mat, "tex_noise5", noise5, mat_type_texture); material_set_property(seaplane_mat, "tex_skybox", skydome_tex, mat_type_texture); material_set_property(seaplane_mat, "tex_calm_water", water_calm, mat_type_texture); material_set_property(seaplane_mat, "tex_foam_water", water_foam, mat_type_texture); renderable* r_seaplane = asset_get("./resources/seaplane.obj"); renderable_set_material(r_seaplane, seaplane_mat); static_object* s_seaplane = entity_new("seaplane", static_object); s_seaplane->renderable = r_seaplane; s_seaplane->scale = v3(3,1,3); static_object* skydome = entity_new("skydome", static_object); skydome->renderable = asset_get("./resources/skydome.obj"); renderable_set_material(skydome->renderable, asset_get("./resources/skydome.mat")); skydome->position = v3(0, -512, 0); skydome->scale = v3(1024, 1024, 1024); load_folder("./resources/corvette/"); renderable* r_corvette = asset_get("./resources/corvette/corvette.obj"); multi_material* m_corvette = asset_get("./resources/corvette/corvette.mmat"); renderable_set_multi_material(r_corvette, m_corvette); static_object* s_corvette = entity_new("corvette", static_object); s_corvette->renderable = r_corvette; s_corvette->collision_body = collision_body_new_mesh(asset_get("./resources/corvette/corvette.col")); s_corvette->scale = v3(1.5, 1.5, 1.5); s_corvette->position = v3(0, 0.5, 0); static_object* center_sphere = entity_new("center_sphere", static_object); center_sphere->position = v3(0, 5, 0); center_sphere->renderable = asset_get("./resources/ball.obj"); center_sphere->collision_body = collision_body_new_sphere(sphere_new(v3_zero(), 1.0f)); ui_button* framerate = ui_elem_new("framerate", ui_button); ui_button_move(framerate, v2(10,10)); ui_button_resize(framerate, v2(30,25)); ui_button_set_label(framerate, "FRAMERATE"); ui_button_disable(framerate); }
void metaballs_init() { graphics_viewport_set_title("Metaballs"); graphics_viewport_set_dimensions(1280, 720); graphics_set_multisamples(16); #ifdef OPEN_GL_CPU kernels_init_with_cpu(); #else kernels_init_with_opengl(); #endif asset_manager_handler(kernel_program, "cl", cl_load_file, kernel_program_delete); load_folder("./kernels/"); particles_init(); load_folder("./resources/podium/"); load_folder("./resources/particles/"); renderable* r_podium = asset_get("./resources/podium/podium.obj"); renderable_set_material(r_podium, asset_get("./resources/podium/podium.mat")); static_object* s_podium = entity_new("podium", static_object); s_podium->renderable = r_podium; s_podium->position = v3(32, 10, 32); camera* cam = entity_new("camera", camera); cam->position = v3(50, 50, 50); cam->target = v3(32, 20, 32); light* sun = entity_new("sun", light); sun->position = v3(50,40,50); sun->ambient_color = v3(0.5, 0.5, 0.5); sun->diffuse_color = v3_mul(v3_one(), 2); sun->specular_color = v3_mul(v3_one(), 5); light_set_type(sun, light_type_spot); ui_button* framerate = ui_elem_new("framerate", ui_button); ui_button_move(framerate, v2(10,10)); ui_button_resize(framerate, v2(30,25)); ui_button_set_label(framerate, ""); ui_button_disable(framerate); ui_button* score = ui_elem_new("score", ui_button); ui_button_move(score, v2(50, 10)); #ifdef VOLUME_RENDERER ui_button_resize(score, v2(125, 25)); ui_button_set_label(score, "Volume Renderer"); #endif #ifdef MARCHING_CUBES ui_button_resize(score, v2(120, 25)); ui_button_set_label(score, "Marching Cubes"); #endif #ifndef VOLUME_RENDERER #ifndef MARCHING_CUBES ui_button_resize(score, v2(80, 25)); ui_button_set_label(score, "Particles"); #endif #endif ui_button_disable(score); #ifdef VOLUME_RENDERER volume_renderer_init(); volume_renderer_set_camera(cam); volume_renderer_set_light(sun); #endif #ifdef MARCHING_CUBES shadow_mapper_init(sun); forward_renderer_init(); forward_renderer_set_camera(cam); forward_renderer_set_shadow_light(sun); forward_renderer_set_shadow_texture( shadow_mapper_depth_texture() ); forward_renderer_add_light(sun); marching_cubes_init(); #endif }