Cameras can now be marked for automatic resize on window resize event

orgfile.org

@@ -109,6 +109,9 @@ x Font atlas proper cleanup
 - Custom rendering for gui
 ** TODO Allow passsing base path as commandline argument?
 ** TODO Sprite sheet animations
+** TODO Replace orgfile with simple text readme and reduce duplication?
+** DONE Camera resize on window reisze
+- State "DONE"       from "TODO"       [2017-03-20 Mon 15:22]
 ** DONE Resizable framebuffers and textures
 - State "DONE"       from "TODO"       [2017-03-16 Thu 22:50]
 ** DONE Support for multiple color attachments in framebuffers?
@@ -122,6 +125,9 @@ x Font atlas proper cleanup
 ** TODO Editor
 ** TODO Event Subsystem
 ** TODO Keybindings for gui?
+** TODO Textual/Binary format for data serialization and persistance 
+** TODO Better logging
+** TODO Hatching/Ink rendering style
 ** DONE Compile and test on windows
 - State "DONE"       from "TODO"       [2017-03-14 Tue 00:32]
 ** TODO Array based string type comptible with cstring(char*)

src/camera.c

@@ -40,9 +40,10 @@ void camera_remove(int index)
 	if(index > -1 && index < array_len(camera_list))
 	{
 		struct Camera* camera = &camera_list[index];
-		if(camera->fbo != -1) framebuffer_remove(camera->fbo);
+		if(camera->fbo != -1)        framebuffer_remove(camera->fbo);
 		if(camera->render_tex != -1) texture_remove(camera->render_tex);
-		if(camera->depth_tex != -1) texture_remove(camera->depth_tex);
+		if(camera->depth_tex != -1)  texture_remove(camera->depth_tex);
+		camera->resizeable = 0;
 		camera->fbo = camera->render_tex = camera->depth_tex = camera->node = -1;
 		array_push(empty_indices, index, int);
 	}
@@ -71,16 +72,17 @@ int camera_create(int node, int width, int height)
 		new_camera = array_grow(camera_list, struct Camera);
 		index = array_len(camera_list) - 1;
 	}
-	new_camera->fbo = -1;
+	new_camera->fbo        = -1;
 	new_camera->render_tex = -1;
-	new_camera->depth_tex = -1;
+	new_camera->depth_tex  = -1;
-	new_camera->node = node;
+	new_camera->node       = node;
-	new_camera->farz = 1000.f;
+	new_camera->farz       = 1000.f;
-	new_camera->nearz = 0.1f;
+	new_camera->nearz      = 0.1f;
-	new_camera->fov = 60.f;
+	new_camera->fov        = 60.f;
+	new_camera->ortho      = 0;
+	new_camera->resizeable = 1;
 	float aspect_ratio = (float)width / (float)height;
 	new_camera->aspect_ratio = aspect_ratio <= 0.f ? (4.f / 3.f) : aspect_ratio;
-	new_camera->ortho = 0;
 	mat4_identity(&new_camera->view_mat);
 	mat4_identity(&new_camera->proj_mat);
 	mat4_identity(&new_camera->view_proj_mat);
@@ -98,10 +100,10 @@ void camera_update_view_proj(struct Camera* camera)
 
 void camera_update_view(struct Camera* camera)
 {
-	struct Entity* entity = entity_get(camera->node);
+	struct Entity* entity       = entity_get(camera->node);
 	struct Transform* transform = entity_component_get(entity, C_TRANSFORM);
-	vec3 lookat = {0.f, 0.f, 0.f};
+	vec3 lookat   = {0.f, 0.f, 0.f};
-	vec3 up = {0.f, 0.f, 0.f};
+	vec3 up       = {0.f, 0.f, 0.f};
 	vec3 position = {0.f, 0.f, 0.f};
 	transform_get_absolute_lookat(transform, &lookat);
 	transform_get_absolute_up(transform, &up);
@@ -265,3 +267,16 @@ static void update_frustum(struct Camera* camera)
 		vec4_scale(&camera->frustum[i], &camera->frustum[i], (1.f / length));
 	}
 }
+
+void camera_resize_all(int width, int height)
+{
+	for(int i = 0; i < array_len(camera_list); i++)
+	{
+		struct Camera* camera = &camera_list[i];
+		if(!camera->resizeable) continue;
+
+		float aspect = (float)width / (float)height;
+		camera->aspect_ratio = aspect > 0.f ? aspect : 4.f / 3.f;
+		camera_update_proj(camera);
+	}
+}

src/camera.h

@@ -19,6 +19,7 @@ struct Camera
 	int   depth_tex;
 	vec4  clear_color;
 	vec4  frustum[6];
+	int   resizeable;
 };
 
 struct Camera* camera_get(int index);
@@ -38,5 +39,6 @@ void camera_attach_fbo(struct Camera* camera,
 					   int            has_color,
 					   int            resizeable);
 void camera_set_primary_viewer(struct Camera* camera);
+void camera_resize_all(int width, int height);
 
 #endif

src/editor.c

@@ -31,7 +31,7 @@ static void editor_color_combo(struct nk_context* context, vec4* color, int widt
 void editor_init(void)
 {
 	editor_state.enabled                  = 1;
-	editor_state.renderer_settings_window = 1;
+	editor_state.renderer_settings_window = 0;
 	editor_state.top_panel_height         = 30;
 }
 

src/game.c

@@ -160,16 +160,19 @@ void scene_setup(void)
 	transform_set_position(ground_tran, &pos);
 	transform_scale(ground_tran, &scale_ground);
 
-	struct Entity* screen = scene_add_new("Screen", NULL);
+	/* struct Entity* screen = scene_add_new("Screen", NULL); */
-	struct Model* screen_model = entity_component_add(screen, C_MODEL, NULL, NULL);
+	/* struct Model* screen_model = entity_component_add(screen, C_MODEL, NULL, NULL); */
-	screen_model->geometry_index = geom_find("Quad");
+	/* screen_model->geometry_index = geom_find("Quad"); */
-	struct Entity* screen_camera = scene_add_as_child("Screen_Camera", NULL, screen->node);
+	/* struct Entity* screen_camera = scene_add_as_child("Screen_Camera", NULL, screen->node); */
-	struct Transform* screen_camera_tran = entity_component_get(screen_camera, C_TRANSFORM);
+	/* struct Transform* screen_camera_tran = entity_component_get(screen_camera, C_TRANSFORM); */
-	transform_rotate(screen_camera_tran, &UNIT_Y, 180.f, TS_WORLD);
+	/* transform_rotate(screen_camera_tran, &UNIT_Y, 180.f, TS_WORLD); */
-	struct Camera* cam = entity_component_add(screen_camera, C_CAMERA, 50, 50);
+	/* struct Camera* cam = entity_component_add(screen_camera, C_CAMERA, 50, 50); */
-	camera_attach_fbo(cam, 128, 128, 1, 1, 0);
+	/* cam->nearz = 0.1f; */
-	model_set_material_param(screen_model, "diffuse_color", &color);
+	/* cam->farz  = 50.f; */
-	model_set_material_param(screen_model, "diffuse_texture", &cam->render_tex);
+	/* camera_update_proj(cam); */
+	/* camera_attach_fbo(cam, 128, 128, 1, 1, 0); */
+	/* model_set_material_param(screen_model, "diffuse_color", &color); */
+	/* model_set_material_param(screen_model, "diffuse_texture", &cam->render_tex); */
 
 	const int MAX_LIGHTS = 3;
 	for(int i = 0; i < MAX_LIGHTS; i++)
@@ -355,7 +358,7 @@ void update(float dt, int* window_should_close)
 	if(input_key_state_get(KEY_F1, KS_PRESSED))		editor_toggle();
 	
 	debug(dt);
-	debug_gui(dt);
+	//debug_gui(dt);
 	editor_update(dt);
 }
 

src/model.c

@@ -267,8 +267,8 @@ void model_render_all(struct Camera* camera, enum Geometry_Draw_Mode draw_mode)
 			}
 			
 			/* Render the geometry */
-			//geom_render_in_frustum(model->geometry_index, &camera->frustum[0], transform);
+			geom_render_in_frustum(model->geometry_index, &camera->frustum[0], transform, draw_mode);
-			geom_render(model->geometry_index, draw_mode);
+			//geom_render(model->geometry_index, draw_mode);
 
 			for(int k = 0; k < array_len(model->material_params); k++)
 			{

src/renderer.c

@@ -177,29 +177,6 @@ void renderer_draw(void)
 	texture_unbind(final_render_tex);
 	shader_unbind();
 
-	/* Debug Pass */
-	/* shader_bind(debug_shader); */
-	/* { */
-	/* 	glEnable(GL_DEPTH_TEST); */
-	/* 	glEnable(GL_CULL_FACE); */
-	/* 	glCullFace(GL_BACK); */
-	/* 	static vec3 wireframe_color = {0, 1, 0}; */
-	/* 	static mat4 mvp; */
-	/* 	shader_set_uniform_vec3(debug_shader, "wireframe_color", &wireframe_color); */
-	/* 	struct Model* model_list = model_get_all(); */
-	/* 	for(int i = 0; i < array_len(model_list); i++) */
-	/* 	{ */
-	/* 		struct Model*     model     = &model_list[i]; */
-	/* 		struct Entity*    entity    = entity_get(model->node); */
-	/* 		struct Transform* transform = entity_component_get(entity, C_TRANSFORM); */
-	/* 		int               geometry  = model->geometry_index; */
-	/* 		mat4_identity(&mvp); */
-	/* 		mat4_mul(&mvp, &active_camera->view_proj_mat, &transform->trans_mat); */
-	/* 		shader_set_uniform_mat4(debug_shader, "mvp", &mvp); */
-	/* 		geom_render(geometry, GDM_LINES); */
-	/* 	} */
-	/* } */
-	/* shader_unbind(); */
 	if(settings.debug_draw_enabled) model_render_all_debug(active_camera, debug_shader, settings.debug_draw_mode, &settings.debug_draw_color);
 	
 	gui_render(NK_ANTI_ALIASING_ON, settings.max_gui_vertex_memory, settings.max_gui_element_memory);
@@ -216,11 +193,7 @@ void renderer_cleanup(void)
 
 void on_framebuffer_size_change(int width, int height)
 {
-	glViewport(0, 0, width, height);
+	camera_resize_all(width, height);
-	struct Camera* camera = camera_get(0); /* TODO: This is an ugly hack, remove it as soon as possible */
-	float aspect = (float)width / (float)height;
-	camera->aspect_ratio = aspect > 0.f ? aspect : 4.f / 3.f;
-	camera_update_proj(camera);
 	framebuffer_resize_all(width, height);
 }