Ok but what if: WGPU renderer?

core/math/types.hpp

@@ -5,7 +5,7 @@ namespace hibis {
 	// - Image
 	/// RGBA value struct. Value is between 0 and 255
 	struct Color {
-		unsigned char r, g, b, a;
+		double r, g, b, a;
 	};
 
 	// - 2D

external/glfw3webgpu/glfw3webgpu.c

@@ -0,0 +1,159 @@
+/**
+ * This is an extension of GLFW for WebGPU, abstracting away the details of
+ * OS-specific operations.
+ * 
+ * This file is part of the "Learn WebGPU for C++" book.
+ *   https://eliemichel.github.io/LearnWebGPU
+ * 
+ * Most of this code comes from the wgpu-native triangle example:
+ *   https://github.com/gfx-rs/wgpu-native/blob/master/examples/triangle/main.c
+ * 
+ * MIT License
+ * Copyright (c) 2022-2023 Elie Michel and the wgpu-native authors
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#include "glfw3webgpu.h"
+
+#include <webgpu/webgpu.h>
+
+#define WGPU_TARGET_MACOS 1
+#define WGPU_TARGET_LINUX_X11 2
+#define WGPU_TARGET_WINDOWS 3
+#define WGPU_TARGET_LINUX_WAYLAND 4
+
+#if defined(_WIN32)
+#define WGPU_TARGET WGPU_TARGET_WINDOWS
+#elif defined(__APPLE__)
+#define WGPU_TARGET WGPU_TARGET_MACOS
+#else
+#define WGPU_TARGET WGPU_TARGET_LINUX_X11
+#endif
+
+#if WGPU_TARGET == WGPU_TARGET_MACOS
+#include <Foundation/Foundation.h>
+#include <QuartzCore/CAMetalLayer.h>
+#endif
+
+#include <GLFW/glfw3.h>
+#if WGPU_TARGET == WGPU_TARGET_MACOS
+#define GLFW_EXPOSE_NATIVE_COCOA
+#elif WGPU_TARGET == WGPU_TARGET_LINUX_X11
+#define GLFW_EXPOSE_NATIVE_X11
+#elif WGPU_TARGET == WGPU_TARGET_LINUX_WAYLAND
+#define GLFW_EXPOSE_NATIVE_WAYLAND
+#elif WGPU_TARGET == WGPU_TARGET_WINDOWS
+#define GLFW_EXPOSE_NATIVE_WIN32
+#endif
+#include <GLFW/glfw3native.h>
+
+WGPUSurface glfwGetWGPUSurface(WGPUInstance instance, GLFWwindow* window) {
+#if WGPU_TARGET == WGPU_TARGET_MACOS
+    {
+        id metal_layer = NULL;
+        NSWindow* ns_window = glfwGetCocoaWindow(window);
+        [ns_window.contentView setWantsLayer : YES] ;
+        metal_layer = [CAMetalLayer layer];
+        [ns_window.contentView setLayer : metal_layer] ;
+        return wgpuInstanceCreateSurface(
+            instance,
+            &(WGPUSurfaceDescriptor){
+            .label = NULL,
+                .nextInChain =
+                (const WGPUChainedStruct*)&(
+                    WGPUSurfaceDescriptorFromMetalLayer) {
+                .chain =
+                    (WGPUChainedStruct){
+                        .next = NULL,
+                        .sType = WGPUSType_SurfaceDescriptorFromMetalLayer,
+                },
+                .layer = metal_layer,
+            },
+        });
+    }
+#elif WGPU_TARGET == WGPU_TARGET_LINUX_X11
+    {
+        Display* x11_display = glfwGetX11Display();
+        Window x11_window = glfwGetX11Window(window);
+        return wgpuInstanceCreateSurface(
+            instance,
+            &(WGPUSurfaceDescriptor){
+            .label = NULL,
+                .nextInChain =
+                (const WGPUChainedStruct*)&(
+                    WGPUSurfaceDescriptorFromXlibWindow) {
+                .chain =
+                    (WGPUChainedStruct){
+                        .next = NULL,
+                        .sType = WGPUSType_SurfaceDescriptorFromXlibWindow,
+                },
+                .display = x11_display,
+                .window = x11_window,
+            },
+        });
+    }
+#elif WGPU_TARGET == WGPU_TARGET_LINUX_WAYLAND
+    {
+        struct wl_display* wayland_display = glfwGetWaylandDisplay();
+        struct wl_surface* wayland_surface = glfwGetWaylandWindow(window);
+        return wgpuInstanceCreateSurface(
+            instance,
+            &(WGPUSurfaceDescriptor){
+            .label = NULL,
+                .nextInChain =
+                (const WGPUChainedStruct*)&(
+                    WGPUSurfaceDescriptorFromWaylandSurface) {
+                .chain =
+                    (WGPUChainedStruct){
+                        .next = NULL,
+                        .sType =
+                            WGPUSType_SurfaceDescriptorFromWaylandSurface,
+},
+.display = wayland_display,
+.surface = wayland_surface,
+                },
+        });
+  }
+#elif WGPU_TARGET == WGPU_TARGET_WINDOWS
+    {
+        HWND hwnd = glfwGetWin32Window(window);
+        HINSTANCE hinstance = GetModuleHandle(NULL);
+        return wgpuInstanceCreateSurface(
+            instance,
+            &(WGPUSurfaceDescriptor){
+            .label = NULL,
+                .nextInChain =
+                (const WGPUChainedStruct*)&(
+                    WGPUSurfaceDescriptorFromWindowsHWND) {
+                .chain =
+                    (WGPUChainedStruct){
+                        .next = NULL,
+                        .sType = WGPUSType_SurfaceDescriptorFromWindowsHWND,
+            },
+            .hinstance = hinstance,
+            .hwnd = hwnd,
+        },
+    });
+  }
+#else
+#error "Unsupported WGPU_TARGET"
+#endif
+}
+

external/glfw3webgpu/glfw3webgpu.h

@@ -0,0 +1,49 @@
+/**
+ * This is an extension of GLFW for WebGPU, abstracting away the details of
+ * OS-specific operations.
+ * 
+ * This file is part of the "Learn WebGPU for C++" book.
+ *   https://eliemichel.github.io/LearnWebGPU
+ * 
+ * MIT License
+ * Copyright (c) 2022-2023 Elie Michel and the wgpu-native authors
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+
+#ifndef _glfw3_webgpu_h_
+#define _glfw3_webgpu_h_
+
+#include <webgpu/webgpu.h>
+#include <GLFW/glfw3.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Get a WGPUSurface from a GLFW window.
+ */
+WGPUSurface glfwGetWGPUSurface(WGPUInstance instance, GLFWwindow* window);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // _glfw3_webgpu_h_

meson.build

@@ -1,6 +1,10 @@
-project('hibis', 'cpp', version: '0.0.0' + (not get_option('buildtype').startswith('release') ? '-' + run_command('git', 'rev-parse',  '--short', 'HEAD', check: true).stdout().strip() : ''),
+project('hibis', 'cpp', 'c', version: '0.0.0' + (not get_option('buildtype').startswith('release') ? '-' + run_command('git', 'rev-parse',  '--short', 'HEAD', check: true).stdout().strip() : ''),
 license: 'LGPL-3.0-only', meson_version: '>=0.60.3', default_options: ['cpp_std=c++17'])
 
+# Imports
+
+cmake = import('cmake')
+
 # Configure data
 confdata = configuration_data()
 confdata.set('version', meson.project_version())
@@ -16,6 +20,7 @@ libhibis_src_renderer = files('core/renderer/renderer.cpp')
 libhibis_src_resources = files('core/resources/texture.cpp', 'core/resources/font.cpp', 'core/resources/shader.cpp')
 libhibis_src = [libhibis_src_core, libhibis_src_renderer, libhibis_src_resources]
 
+libhibis_rwgpu_src = files('renderer/rwgpu/rwgpu.cpp')
 libhibis_rglcore_src = files('renderer/rglcore/rglcore.cpp')
 libhibis_test_src = files('test/app.cpp')
 
@@ -24,9 +29,14 @@ libgl = dependency('gl')
 libglfw = dependency('glfw3')
 libglew = dependency('GLEW')
 libfmt = dependency('fmt')
+libwgpu = meson.get_compiler('cpp').find_library('wgpu_native')
+
+libwgpu_glfw = static_library('glfw3webgpu', 'external/glfw3webgpu/glfw3webgpu.c', dependencies: [libglfw])
+
 libfreetype2 = dependency('freetype2')
 
 # Compile
 libhibis = library('hibis', libhibis_src, include_directories: include_dirs, dependencies: [libfreetype2])
 libhibis_rglcore = library('hibis_rglcore', libhibis_rglcore_src, include_directories: [include_dirs, './core'], link_with: libhibis, dependencies: [libfreetype2, libgl, libglfw, libglew, libfmt])
-hibistest = executable('hibistest.exec', libhibis_test_src, include_directories: [include_dirs, './core', './renderer/rglcore'], link_with: [libhibis, libhibis_rglcore], dependencies: [libfreetype2, libgl, libglfw, libglew, libfmt])
+libhibis_rwgpu = library('hibis_rwgpu', libhibis_rwgpu_src, include_directories: [include_dirs, './core'], link_with: [libhibis, libwgpu_glfw], dependencies: [libfreetype2, libglfw, libfmt, libwgpu])
+hibistest = executable('hibistest.exec', libhibis_test_src, include_directories: [include_dirs, './core', './renderer/rwgpu'], link_with: [libhibis, libhibis_rwgpu], dependencies: [libfreetype2, libglfw, libfmt, libwgpu])

renderer/rglcore/rglcore.cpp

@@ -78,8 +78,6 @@ namespace hibis::rglcore {
 		glUseProgram(shader->mShaderProgram);
 		glBindVertexArray(shader->mShaderVAO);
 		glDrawArrays(GL_TRIANGLES, 0, 3);
-
-		glBindVertexArray(0);
 	}
 
 	void RGLCore::stopUsingShaders() {

renderer/rwgpu/rwgpu.cpp

@@ -0,0 +1,232 @@
+#define WEBGPU_CPP_IMPLEMENTATION
+#include <fmt/format.h>
+#include <sstream>
+#include <webgpu/webgpu.hpp>
+
+#include <glfw3webgpu/glfw3webgpu.h>
+
+#include "rwgpu.hpp"
+
+namespace hibis::rwgpu {
+	RWGPU::RWGPU(std::string title, IntVec2 size, LoggerCallback callback) : Renderer(callback) {
+		wgpu::InstanceDescriptor instanceDescriptor = {};
+		wgpu::RequestAdapterOptions reqAdaptOpts = {};
+		wgpu::DeviceDescriptor deviceDescriptor = {};
+
+		deviceDescriptor.nextInChain = nullptr;
+		deviceDescriptor.label = "My Device"; // anything works here, that's your call
+		deviceDescriptor.requiredFeaturesCount = 0; // we do not require any specific feature
+		deviceDescriptor.requiredLimits = nullptr; // we do not require any specific limit
+		deviceDescriptor.defaultQueue.nextInChain = nullptr;
+		deviceDescriptor.defaultQueue.label = "The default queue";
+
+		mWebGPUInstance = wgpu::createInstance(instanceDescriptor);
+		mWebGPUAdapter = requestAdapter(&reqAdaptOpts);
+		mWebGPUDevice = requestDevice(&deviceDescriptor);
+		mWebGPUQueue = mWebGPUDevice.getQueue();
+
+		if (!mWebGPUInstance) {
+			mLogger(Fatal, "Could not initialize WebGPU!");
+			exit(1);
+		} else {
+			const void * address = static_cast<const void*>(mWebGPUInstance);
+			std::stringstream pointerAsStream;
+			pointerAsStream << address;
+			mLogger(Information, fmt::format("WGPU Instance Addr: {}", pointerAsStream.str()));
+		}
+
+		glfwInit();
+		glfwWindowHint(GLFW_CLIENT_API, GLFW_NO_API);
+
+		mWindow = glfwCreateWindow(size.x, size.y, title.c_str(), NULL, NULL);
+
+		mWebGPUSurface = glfwGetWGPUSurface(mWebGPUInstance, mWindow);
+
+		size_t featureCount = wgpuAdapterEnumerateFeatures(mWebGPUAdapter, nullptr);
+
+		// Allocate memory (could be a new, or a malloc() if this were a C program)
+		mWebGPUFeatures.resize(featureCount);
+
+		// Call the function a second time, with a non-null return address
+		wgpuAdapterEnumerateFeatures(mWebGPUAdapter, mWebGPUFeatures.data());
+
+		mLogger(Information, "Adapter features: ");
+		for (wgpu::FeatureName f : mWebGPUFeatures) {
+			mLogger(Information, fmt::format("WebGPU Feature: {}", f));
+		}
+
+		auto onDeviceError = [](WGPUErrorType type, char const* message, void* /* pUserData */) {
+			std::cout << "Uncaptured device error: type " << type;
+			if (message) std::cout << " (" << message << ")";
+			std::cout << std::endl;
+		};
+
+		wgpuDeviceSetUncapturedErrorCallback(mWebGPUDevice, onDeviceError, nullptr /* pUserData */);
+
+		// Not implemented, causes a panic
+		// auto onQueueWorkDone = [](WGPUQueueWorkDoneStatus status, void* /* pUserData */) {
+		// 	std::cout << "Queued work finished with status: " << status << std::endl;
+		// };
+		// wgpuQueueOnSubmittedWorkDone(mWebGPUQueue, onQueueWorkDone, nullptr /* pUserData */);
+
+		WGPUSwapChainDescriptor swapChainDesc = {};
+		swapChainDesc.nextInChain = nullptr;
+		swapChainDesc.width = size.x;
+		swapChainDesc.height = size.y;
+
+		WGPUTextureFormat swapChainFormat = wgpuSurfaceGetPreferredFormat(mWebGPUSurface, mWebGPUAdapter);
+		swapChainDesc.format = swapChainFormat;
+
+		swapChainDesc.usage = WGPUTextureUsage_RenderAttachment;
+		swapChainDesc.presentMode = WGPUPresentMode_Fifo;
+
+		mWebGPUSwapChain = wgpuDeviceCreateSwapChain(mWebGPUDevice, mWebGPUSurface, &swapChainDesc);
+	}
+
+	RWGPU::~RWGPU() {
+		glfwDestroyWindow(mWindow);
+
+		mWebGPUSwapChain.drop();
+		mWebGPUSurface.drop();
+		mWebGPUDevice.drop();
+		mWebGPUAdapter.drop();
+		mWebGPUInstance.drop();
+	}
+
+	WGPUAdapter RWGPU::requestAdapter(WGPURequestAdapterOptions const * options) {
+		// A simple structure holding the local information shared with the
+		// onAdapterRequestEnded callback.
+		struct UserData {
+			WGPUAdapter adapter = nullptr;
+			bool requestEnded = false;
+		};
+		UserData userData;
+
+		// Callback called by wgpuInstanceRequestAdapter when the request returns
+		// This is a C++ lambda function, but could be any function defined in the
+		// global scope. It must be non-capturing (the brackets [] are empty) so
+		// that it behaves like a regular C function pointer, which is what
+		// wgpuInstanceRequestAdapter expects (WebGPU being a C API). The workaround
+		// is to convey what we want to capture through the pUserData pointer,
+		// provided as the last argument of wgpuInstanceRequestAdapter and received
+		// by the callback as its last argument.
+		auto onAdapterRequestEnded = [](WGPURequestAdapterStatus status, WGPUAdapter adapter, char const * message, void * pUserData) {
+			UserData& userData = *reinterpret_cast<UserData*>(pUserData);
+			if (status == WGPURequestAdapterStatus_Success) {
+				userData.adapter = adapter;
+			} else {
+				std::cout << "Could not get WebGPU adapter: " << message << std::endl;
+			}
+			userData.requestEnded = true;
+		};
+
+		// Call to the WebGPU request adapter procedure
+		wgpuInstanceRequestAdapter(
+			mWebGPUInstance /* equivalent of navigator.gpu */,
+			options,
+			onAdapterRequestEnded,
+			(void*)&userData
+		);
+
+		// In theory we should wait until onAdapterReady has been called, which
+		// could take some time (what the 'await' keyword does in the JavaScript
+		// code). In practice, we know that when the wgpuInstanceRequestAdapter()
+		// function returns its callback has been called.
+		assert(userData.requestEnded);
+
+		return userData.adapter;
+	}
+
+	WGPUDevice RWGPU::requestDevice(WGPUDeviceDescriptor const * descriptor) {
+		struct UserData {
+			WGPUDevice device = nullptr;
+			bool requestEnded = false;
+		};
+		UserData userData;
+
+		auto onDeviceRequestEnded = [](WGPURequestDeviceStatus status, WGPUDevice device, char const * message, void * pUserData) {
+			UserData& userData = *reinterpret_cast<UserData*>(pUserData);
+			if (status == WGPURequestDeviceStatus_Success) {
+				userData.device = device;
+			} else {
+				std::cout << "Could not get WebGPU device: " << message << std::endl;
+			}
+			userData.requestEnded = true;
+		};
+
+		wgpuAdapterRequestDevice(
+			mWebGPUAdapter,
+			descriptor,
+			onDeviceRequestEnded,
+			(void*)&userData
+		);
+
+		assert(userData.requestEnded);
+
+		return userData.device;
+	}
+
+	void RWGPU::clearScreen(Color col) {
+		mCurrentClearColor = {col.r, col.g, col.b, col.a};
+	}
+
+	void RWGPU::renderCurrent() {
+		wgpu::TextureView nextTexture = mWebGPUSwapChain.getCurrentTextureView();
+		if (!nextTexture) {
+			mLogger(Error, "Couldn't create next texture");
+			return;
+		}
+		WGPUCommandEncoderDescriptor encoderDesc = {};
+		encoderDesc.nextInChain = nullptr;
+		encoderDesc.label = "HibisDrawCommandEncoder";
+		WGPUCommandEncoder encoder = wgpuDeviceCreateCommandEncoder(mWebGPUDevice, &encoderDesc);
+
+		WGPURenderPassDescriptor renderPassDesc = {};
+
+		WGPURenderPassColorAttachment renderPassColorAttachment = {};
+
+		renderPassDesc.colorAttachmentCount = 1;
+		renderPassDesc.colorAttachments = &renderPassColorAttachment;
+
+		renderPassColorAttachment.view = nextTexture;
+		renderPassColorAttachment.resolveTarget = nullptr;
+		renderPassColorAttachment.loadOp = WGPULoadOp_Clear;
+		renderPassColorAttachment.storeOp = WGPUStoreOp_Store;
+		renderPassColorAttachment.clearValue = mCurrentClearColor;
+		renderPassDesc.depthStencilAttachment = nullptr;
+
+		renderPassDesc.timestampWriteCount = 0;
+		renderPassDesc.timestampWrites = nullptr;
+		renderPassDesc.nextInChain = nullptr;
+
+		WGPURenderPassEncoder renderPass = wgpuCommandEncoderBeginRenderPass(encoder, &renderPassDesc);
+		wgpuRenderPassEncoderEnd(renderPass);
+
+		WGPUCommandBufferDescriptor cmdBufferDescriptor = {};
+		cmdBufferDescriptor.nextInChain = nullptr;
+		cmdBufferDescriptor.label = "Command buffer";
+		WGPUCommandBuffer command = wgpuCommandEncoderFinish(encoder, &cmdBufferDescriptor);
+		wgpuQueueSubmit(mWebGPUQueue, 1, &command);
+
+		mWebGPUSwapChain.present();
+		nextTexture.drop();
+	}
+
+	void RWGPU::drawText(Resource* resource, std::string text, IntVec2 pos, Color color) {}
+	void RWGPU::drawTexture(Texture* resource, IntRect size) {}
+
+	void RWGPU::useShader(Shader* shader, Point2D points[3]) {}
+	void RWGPU::stopUsingShaders() {}
+
+	void RWGPU::preDraw() {}
+	void RWGPU::postDraw() {}
+
+	void RWGPU::update() {
+		mKeepOpen = !glfwWindowShouldClose(mWindow);
+		glfwPollEvents();
+	}
+
+	void RWGPU::compileShader(Shader* shader) {}
+	void RWGPU::toggleWireframe() {}
+	void RWGPU::setWindowTitle(std::string title) {}
+}

renderer/rwgpu/rwgpu.hpp

@@ -0,0 +1,55 @@
+#pragma once
+
+#include <vector>
+#include <webgpu/webgpu.hpp>
+
+#define GLFW_INCLUDE_NONE
+#include <GLFW/glfw3.h>
+
+#include <renderer/renderer.hpp>
+
+namespace hibis::rwgpu {
+	class RWGPU : public Renderer {
+	public:
+		RWGPU(std::string title, IntVec2 size, LoggerCallback callback);
+		~RWGPU();
+
+		// Draw
+		void clearScreen(Color col = Color {0, 0, 0, 255}) override;
+		void renderCurrent() override;
+
+		void drawText(Resource* resource, std::string text, IntVec2 pos, Color color) override;
+		void drawTexture(Texture* resource, IntRect size) override;
+
+		void useShader(Shader* shader, Point2D points[3]) override;
+		void stopUsingShaders() override;
+
+		// Pre and Post draw
+		void preDraw() override;
+		void postDraw() override;
+
+		// Update
+		void update() override;
+
+		// Util
+		void compileShader(Shader* shader) override;
+		void toggleWireframe() override;
+		void setWindowTitle(std::string title) override;
+
+		std::vector<WGPUFeatureName> mWebGPUFeatures;
+	private:
+		WGPUAdapter requestAdapter(WGPURequestAdapterOptions const * options);
+		WGPUDevice requestDevice(WGPUDeviceDescriptor const * descriptor);
+
+		GLFWwindow* mWindow;
+		wgpu::Instance mWebGPUInstance = nullptr;
+		wgpu::Adapter mWebGPUAdapter = nullptr;
+		wgpu::Device mWebGPUDevice = nullptr;
+		wgpu::Queue mWebGPUQueue = nullptr;
+		wgpu::SwapChain mWebGPUSwapChain = nullptr;
+
+		wgpu::Surface mWebGPUSurface = nullptr;
+
+		wgpu::Color mCurrentClearColor = {0.9, 0.1, 0.2, 1.0};
+	};
+}

test/app.cpp

@@ -1,8 +1,7 @@
 #include <logging/types.hpp>
 #include <fmt/format.h>
 #include <renderer/renderer.hpp>
-#include <rglcore.hpp>
-#include <resources/font.hpp>
+#include <rwgpu.hpp>
 #include <resources/font.hpp>
 #include <string>
 #include <iostream>
@@ -18,7 +17,7 @@ WARNING("Please avoid using MSVC in C++ projects utilising std::chrono and std::
 #endif
 
 using namespace hibis;
-using namespace hibis::rglcore;
+using namespace hibis::rwgpu;
 
 void logger(LoggingSeverity severity, std::string message) {
 	std::string sevString;
@@ -45,8 +44,9 @@ void logger(LoggingSeverity severity, std::string message) {
 
 int main() {
 	logger(Information, fmt::format("PWD: {}", std::getenv("PWD")));
-	RGLCore renderer = RGLCore("test", IntVec2 {800, 600}, &logger);
+	RWGPU renderer = RWGPU("test", IntVec2 {800, 600}, &logger);
 	Engine engine = Engine(&renderer, &logger);
+/*
 
 #ifdef _WIN32
 	Font font = Font(engine.mFreeTypeLibrary, "C:\\Windows\\Fonts\\Arial.ttf", 16);
@@ -67,9 +67,10 @@ int main() {
 	uint f = 0;
 
 	Point2D points[3] = {{-0.5f, -0.5f}, {0.5f, -0.5f}, {0.0f, 0.5f}};
-
+*/
 	logger(Information, "Started Hibis test app! BEHOLD: Colours.");
 	while (renderer.mKeepOpen) {
+		/*
 		// Colour changing background!
 		if ((red == 255 && increaseRed) || (red == 0 && !increaseRed)) {
 			increaseRed = !increaseRed;
@@ -87,9 +88,10 @@ int main() {
 			else size -= 2;
 			font.setFontSize(size);
 		}
+		*/
 
 		// Clear screen then sleep for ~16ms
-		renderer.clearScreen(Color {red, 0, 0, 255});
+		//renderer.clearScreen(Color {red, 0, 0, 255});
 		//renderer.useShader(&shader, points);
 		//renderer.drawText(&font, "Testing Text", IntVec2 {0, 0}, Color {255, 255, 255, 255});
 		//renderer.drawTexture(&image, 1.0f, IntVec2 {10, 10});

test/test.vert

@@ -2,5 +2,5 @@
 layout (location = 0) in vec3 aPos;
 
 void main() {
-	gl_Position = vec4(aPos.x, aPos.y, aPos.z, 1.0);
+	gl_Position = vec4(aPos, 1.0);
 }