mirror of https://github.com/bsnes-emu/bsnes.git
101 lines
2.2 KiB
C++
101 lines
2.2 KiB
C++
#include <assert.h>
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namespace ruby {
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class pVideoGDI {
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public:
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uint32_t* buffer;
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HBITMAP bitmap;
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HDC bitmapdc;
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BITMAPINFO bmi;
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struct {
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HWND handle;
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unsigned width;
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unsigned height;
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} settings;
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bool cap(const string& name) {
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if(name == Video::Handle) return true;
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return false;
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}
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any get(const string& name) {
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if(name == Video::Handle) return (uintptr_t)settings.handle;
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return false;
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}
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bool set(const string& name, const any& value) {
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if(name == Video::Handle) {
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settings.handle = (HWND)any_cast<uintptr_t>(value);
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return true;
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}
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return false;
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}
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bool lock(uint32_t*& data, unsigned& pitch, unsigned width, unsigned height) {
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settings.width = width;
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settings.height = height;
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pitch = 1024 * 4;
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return data = buffer;
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}
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void unlock() {}
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void clear() {}
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void refresh() {
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RECT rc;
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GetClientRect(settings.handle, &rc);
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SetDIBits(bitmapdc, bitmap, 0, settings.height, (void*)buffer, &bmi, DIB_RGB_COLORS);
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HDC hdc = GetDC(settings.handle);
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StretchBlt(hdc, rc.left, rc.top, rc.right, rc.bottom, bitmapdc, 0, 1024 - settings.height, settings.width, settings.height, SRCCOPY);
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ReleaseDC(settings.handle, hdc);
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}
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bool init() {
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HDC hdc = GetDC(settings.handle);
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bitmapdc = CreateCompatibleDC(hdc);
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assert(bitmapdc);
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bitmap = CreateCompatibleBitmap(hdc, 1024, 1024);
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assert(bitmap);
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SelectObject(bitmapdc, bitmap);
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ReleaseDC(settings.handle, hdc);
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memset(&bmi, 0, sizeof(BITMAPINFO));
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bmi.bmiHeader.biSize = sizeof(BITMAPINFOHEADER);
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bmi.bmiHeader.biWidth = 1024;
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bmi.bmiHeader.biHeight = -1024;
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bmi.bmiHeader.biPlanes = 1;
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bmi.bmiHeader.biBitCount = 32; //biBitCount of 15 is invalid, biBitCount of 16 is really RGB555
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bmi.bmiHeader.biCompression = BI_RGB;
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bmi.bmiHeader.biSizeImage = 1024 * 1024 * sizeof(uint32_t);
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settings.width = 256;
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settings.height = 256;
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return true;
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}
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void term() {
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DeleteObject(bitmap);
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DeleteDC(bitmapdc);
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}
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pVideoGDI() {
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buffer = (uint32_t*)malloc(1024 * 1024 * sizeof(uint32_t));
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settings.handle = 0;
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}
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~pVideoGDI() {
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if(buffer) free(buffer);
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}
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};
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DeclareVideo(GDI)
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};
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