From 91cc2343e475df1e56075092463f12e9650aaa49 Mon Sep 17 00:00:00 2001
From: Ben <playsplane@gmail.com>
Date: Mon, 8 Oct 2018 13:32:20 +0100
Subject: [PATCH] Added render functions, now moving everything to use rect and
 render functions

---
 crumpet-engine/entity.h     |  4 ++--
 crumpet-engine/renderer.cpp | 38 +++++++++++++++++++++++++++++++++++--
 crumpet-engine/renderer.h   | 13 +++++++++----
 3 files changed, 47 insertions(+), 8 deletions(-)

diff --git a/crumpet-engine/entity.h b/crumpet-engine/entity.h
index bc410b7..f09b658 100644
--- a/crumpet-engine/entity.h
+++ b/crumpet-engine/entity.h
@@ -45,8 +45,8 @@ public:
 	
 	virtual ~Entity();
 protected:
-	// std::string PATH = "C:/Users/Ben/Desktop/crumpet-engine";
-	std::string PATH = "E:/Games/crumpet-engine";
+	std::string PATH = "C:/Users/Ben/Desktop/crumpet-engine";
+	// std::string PATH = "E:/Games/crumpet-engine";
 private:
 	std::string m_name;
 
diff --git a/crumpet-engine/renderer.cpp b/crumpet-engine/renderer.cpp
index 62a2a6b..28105b1 100644
--- a/crumpet-engine/renderer.cpp
+++ b/crumpet-engine/renderer.cpp
@@ -35,11 +35,45 @@ void Renderer::RenderSprite(Sprite* sprite) {
 }
 
 void Renderer::SetRendererColour(Vec4* col) {
-
+	SDL_SetRenderDrawColor(SDLRenderer, col->x, col->y, col->z, col->w);
 }
 
-void Renderer::RenderEmptyRect() {
+void Renderer::RenderEmptyRect(Rect* rect) {
+	SDL_RenderDrawRect(SDLRenderer, rect->ToSDLRect);
+}
 
+void Renderer::RenderFilledRect(Rect* rect) {
+	SDL_RenderFillRect(SDLRenderer, rect->ToSDLRect);
+}
+
+void Renderer::RenderLines(std::vector<Vec4*> points) {
+	for (unsigned int i = 0; i < points.size(); i++) {
+		SDL_RenderDrawLine(SDLRenderer, points[i]->x, points[i]->y, points[i]->z, points[i]->w);
+	}
+}
+
+void Renderer::RenderTexture(Rect* fromRect, Rect* toRect, SDL_Texture* texture) {
+	SDL_RenderCopy(SDLRenderer, texture, fromRect->ToSDLRect(), toRect->ToSDLRect());
+}
+
+void Renderer::RenderTexture(Rect* fromRect, Rect* toRect, SDL_Surface* surface) {
+	SDL_Texture* texture = SDL_CreateTextureFromSurface(SDLRenderer, surface);
+	SDL_RenderCopy(SDLRenderer, texture, fromRect->ToSDLRect(), toRect->ToSDLRect());
+	SDL_DestroyTexture(texture);
+}
+
+void Renderer::RenderTexture(Rect* fromRect, Rect* toRect, SDL_Texture* texture, const double angle, Vec2* rotationCenter) {
+	SDL_Point temp = { rotationCenter->x, rotationCenter->y };
+	SDL_Point* center = new SDL_Point(temp);
+	SDL_RenderCopyEx(SDLRenderer, texture, fromRect->ToSDLRect(), toRect->ToSDLRect(), angle, center, SDL_FLIP_NONE);
+}
+
+void Renderer::RenderTexture(Rect* fromRect, Rect* toRect, SDL_Surface* surface, const double angle, Vec2* rotationCenter) {
+	SDL_Point temp = { rotationCenter->x, rotationCenter->y };
+	SDL_Point* center = new SDL_Point(temp);
+	SDL_Texture* texture = SDL_CreateTextureFromSurface(SDLRenderer, surface);
+	SDL_RenderCopyEx(SDLRenderer, texture, fromRect->ToSDLRect(), toRect->ToSDLRect(), angle, center, SDL_FLIP_NONE);
+	SDL_DestroyTexture(texture);
 }
 
 void Renderer::RenderUpdate() {
diff --git a/crumpet-engine/renderer.h b/crumpet-engine/renderer.h
index 968454f..a02c3ab 100644
--- a/crumpet-engine/renderer.h
+++ b/crumpet-engine/renderer.h
@@ -2,9 +2,11 @@
 
 #include <iostream>
 #include <string>
+#include <vector>
 #include <SDL.h>
 #include "entity.h"
 #include "sprite.h"
+#include "rect.h"
 
 class Renderer {
 public:
@@ -19,10 +21,13 @@ public:
 
 	void SetRendererColour(Vec4* col);
 
-	void RenderEmptyRect();
-	void RenderFilledRect();
-	void RenderLines();
-	void RenderTexture();
+	void RenderEmptyRect(Rect* rect);
+	void RenderFilledRect(Rect* rect);
+	void RenderLines(std::vector<Vec4*> points);
+	void RenderTexture(Rect* fromRect, Rect* toRect, SDL_Texture* texture);
+	void RenderTexture(Rect* fromRect, Rect* toRect, SDL_Surface* surface);
+	void RenderTexture(Rect* fromRect, Rect* toRect, SDL_Texture* surface, const double angle, Vec2* rotationCenter);
+	void RenderTexture(Rect* fromRect, Rect* toRect, SDL_Surface* surface, const double angle, Vec2* rotationCenter);
 
 	void RenderUpdate();
 	void RenderClear();