97 lines
2.2 KiB
C++
97 lines
2.2 KiB
C++
#include "display.hpp"
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#include <iostream>
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#include "../pixel.hpp"
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Display::Display() {
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}
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bool Display::InitVideoDisplay(std::string title, int x, int y) {
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this->XRes = x; this->YRes = y;
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m_window = SDL_CreateWindow(
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title.c_str(), SDL_WINDOWPOS_UNDEFINED, SDL_WINDOWPOS_UNDEFINED,
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this->XRes * this->Scale, this->YRes * this->Scale,
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SDL_WINDOW_ALLOW_HIGHDPI
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);
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if (!m_window) {
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// Add error
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std::cout << "ERROR: COULD NOT CREATE SDL WINDOW" << std::endl;
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return false;
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}
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m_renderer = SDL_CreateRenderer(
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m_window, -1, SDL_RENDERER_ACCELERATED
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);
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if (!m_renderer) {
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// Add error
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std::cout << "ERROR: COULD NOT CREATE SDL RENDERER" << std::endl;
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return false;
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}
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m_texture = SDL_CreateTexture(
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m_renderer, SDL_PIXELFORMAT_ARGB8888,
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SDL_TEXTUREACCESS_STREAMING, this->XRes, this->YRes
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);
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if (!m_texture) {
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// Add error
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std::cout << "ERROR: COULD NOT CREATE SDL TEXTURE" << std::endl;
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return false;
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}
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Framebuffer = (uint32_t*)malloc(this->XRes * this->YRes * sizeof(uint32_t));
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if (!Framebuffer) {
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// Add error
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std::cout << "ERROR: COULD NOT ALLOCATE FRAMEBUFFER" << std::endl;
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return false;
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}
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return true;
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}
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void Display::SetPixel(int x, int y, Pixel p) {
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Framebuffer[y * this->XRes + x] = p.rgb();
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}
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void Display::SetPixel(int x, int y, uint32_t p) {
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Framebuffer[y * this->XRes + x] = p;
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}
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void Display::SetPixelSafe(int x, int y, Pixel p) {
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if (x >= 0 && x < this->XRes && y >= 0 && this->YRes) {
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Framebuffer[y * this->XRes + x] = p.rgb();
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}
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}
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void Display::SetPixelSafe(int x, int y, uint32_t p) {
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if (x >= 0 && x < this->XRes && y >= 0 && this->YRes) {
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Framebuffer[y * this->XRes + x] = p;
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}
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}
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void Display::SetFramebuffer(uint32_t* fb) {
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Framebuffer = nullptr;
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Framebuffer = fb;
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}
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void Display::Refresh() {
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SDL_UpdateTexture(m_texture, NULL, Framebuffer, this->XRes * sizeof(uint32_t));
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SDL_RenderCopy(m_renderer, m_texture, NULL, NULL);
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SDL_RenderPresent(m_renderer);
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}
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void Display::CloseDisplay() {
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}
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Display::~Display() {
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}
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