context reinit support

renderer.cpp

@@ -53,8 +53,6 @@ Renderer::Renderer(QGLView * view_): RendererBase(view_),
 	shader_files[srFinalPass    ] = "ds_final.glsl";
 	shader_files[srTonemapPass  ] = "ds_tonemap.glsl";
 
-	shader_fxaa = 0;
-	gamma_ = 1.;
 	edit_mode = need_init_shaders = true;
 	camera_light_mode = QGLView::clmAuto;
 }
@@ -69,6 +67,14 @@ Renderer::~Renderer() {
 
 
 void Renderer::init(int width, int height) {
+	fbo_ds.reinit();
+	fbo_out.reinit();
+	quad->reinit();
+	buffer_materials.reinit();
+	buffer_lights.reinit();
+	buffer_lights_pos.reinit();
+	textures_maps.reinit();
+	textures_empty.reinit();
 	resize(width, height);
 	rend_mat.init(width, height);
 	rend_service.init(width, height);
@@ -77,6 +83,7 @@ void Renderer::init(int width, int height) {
 	initQuad(quad);
 	initTextureArrays();
 	initCoeffTextures();
+	markReloadTextures();
 	tex_env.init();
 	need_init_shaders = true;
 }
@@ -94,6 +101,12 @@ void Renderer::resize(int width, int height) {
 
 void Renderer::reloadShaders() {
 	QMapIterator<ShaderRole, QString> it(shader_files);
+	qDeleteAll(shaders.values());
+	shaders.clear();
+	if (shader_fxaa) delete shader_fxaa;
+	shader_fxaa = nullptr;
+	if (tone_proc.shader_sum) delete tone_proc.shader_sum;
+	tone_proc.shader_sum = nullptr;
 	QString dir = ":shaders/";
 	while (it.hasNext()) {
 		it.next();
@@ -343,6 +356,7 @@ void Renderer::renderScene() {
 		renderQuad(prog, quad);
 	} else
 		fbo_out.blit(obrSum, fbo_out.id(), obrTonemap, fbo_out.rect(), fbo_out.rect());
+	//glClearFramebuffer(Qt::red, false);
 	fbo_out.release();
 
 	/// apply hovers and selection frame