renderer: Resize all texture targets in render stages with new resize method.

Author: heinezen

libopenage/renderer/opengl/texture.cpp

@@ -139,16 +139,7 @@ void GlTexture2d::resize(size_t width, size_t height) {
 		std::get<2>(fmt_in_out),
 		nullptr);
 
-	// copy the old texture data into the new texture
-	glCopyTexSubImage2D(
-		GL_TEXTURE_2D,
-		0,
-		0,
-		0,
-		0,
-		0,
-		std::min(size.first, prev_size.first), // avoid buffer overread with std::min
-		std::min(size.second, prev_size.second));
+	// TODO: copy the old texture data into the new texture
 
 	log::log(MSG(dbg) << "Resized OpenGL texture (size: "
 	                  << width << "x" << height << ")");

libopenage/renderer/stages/hud/render_stage.cpp

@@ -1,4 +1,4 @@
-// Copyright 2023-2024 the openage authors. See copying.md for legal info.
+// Copyright 2023-2025 the openage authors. See copying.md for legal info.
 
 #include "render_stage.h"
 
@@ -92,8 +92,8 @@ void HudRenderStage::update() {
 }
 
 void HudRenderStage::resize(size_t width, size_t height) {
-	this->output_texture = renderer->add_texture(resources::Texture2dInfo(width, height, resources::pixel_format::rgba8));
-	this->depth_texture = renderer->add_texture(resources::Texture2dInfo(width, height, resources::pixel_format::depth24));
+	this->output_texture->resize(width, height);
+	this->depth_texture->resize(width, height);
 
 	auto fbo = this->renderer->create_texture_target({this->output_texture, this->depth_texture});
 	this->render_pass->set_target(fbo);

libopenage/renderer/stages/skybox/render_stage.cpp

@@ -1,4 +1,4 @@
-// Copyright 2022-2024 the openage authors. See copying.md for legal info.
+// Copyright 2022-2025 the openage authors. See copying.md for legal info.
 
 #include "render_stage.h"
 
@@ -10,10 +10,12 @@
 #include "renderer/resources/shader_source.h"
 #include "renderer/resources/texture_info.h"
 #include "renderer/shader_program.h"
+#include "renderer/texture.h"
 #include "renderer/uniform_input.h"
 #include "renderer/window.h"
 #include "util/path.h"
 
+
 namespace openage::renderer::skybox {
 
 SkyboxRenderStage::SkyboxRenderStage(const std::shared_ptr<Window> &window,
@@ -67,7 +69,7 @@ void SkyboxRenderStage::set_color(float r, float g, float b, float a) {
 }
 
 void SkyboxRenderStage::resize(size_t width, size_t height) {
-	this->output_texture = renderer->add_texture(resources::Texture2dInfo(width, height, resources::pixel_format::rgba8));
+	this->output_texture->resize(width, height);
 
 	auto fbo = this->renderer->create_texture_target({this->output_texture});
 	this->render_pass->set_target(fbo);

libopenage/renderer/stages/terrain/render_stage.cpp

@@ -1,4 +1,4 @@
-// Copyright 2022-2024 the openage authors. See copying.md for legal info.
+// Copyright 2022-2025 the openage authors. See copying.md for legal info.
 
 #include "render_stage.h"
 
@@ -13,6 +13,7 @@
 #include "renderer/stages/terrain/chunk.h"
 #include "renderer/stages/terrain/mesh.h"
 #include "renderer/stages/terrain/model.h"
+#include "renderer/texture.h"
 #include "renderer/window.h"
 #include "time/clock.h"
 
@@ -88,8 +89,8 @@ void TerrainRenderStage::update() {
 }
 
 void TerrainRenderStage::resize(size_t width, size_t height) {
-	this->output_texture = renderer->add_texture(resources::Texture2dInfo(width, height, resources::pixel_format::rgba8));
-	this->depth_texture = renderer->add_texture(resources::Texture2dInfo(width, height, resources::pixel_format::depth24));
+	this->output_texture->resize(width, height);
+	this->depth_texture->resize(width, height);
 
 	auto fbo = this->renderer->create_texture_target({this->output_texture, this->depth_texture});
 	this->render_pass->set_target(fbo);

libopenage/renderer/stages/world/render_stage.cpp

@@ -109,9 +109,9 @@ void WorldRenderStage::update() {
 }
 
 void WorldRenderStage::resize(size_t width, size_t height) {
-	this->output_texture = renderer->add_texture(resources::Texture2dInfo(width, height, resources::pixel_format::rgba8));
-	this->depth_texture = renderer->add_texture(resources::Texture2dInfo(width, height, resources::pixel_format::depth24));
-	this->id_texture = renderer->add_texture(resources::Texture2dInfo(width, height, resources::pixel_format::r32ui));
+	this->output_texture->resize(width, height);
+	this->depth_texture->resize(width, height);
+	this->id_texture->resize(width, height);
 
 	auto fbo = this->renderer->create_texture_target({this->output_texture, this->id_texture, this->depth_texture});
 	this->render_pass->set_target(fbo);