This commit is contained in:
tobid7 2022-07-20 15:08:04 +02:00
parent 25ced38cba
commit f0f4a64dfc
2 changed files with 67 additions and 51 deletions

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@ -1421,68 +1421,72 @@ std::string RenderD7::GetTimeStr(void)
struct tm* timeStruct = gmtime((const time_t*)&unixTime);
return RenderD7::FormatString("%02i:%02i:%02i", timeStruct->tm_hour, timeStruct->tm_min, timeStruct->tm_sec);
}
#define STB_IMAGE_IMPLEMENTATION
#include "stb_image.h"
unsigned Bitmap_to_C3D(C2D_Image img, const std::vector<unsigned char>& bmp) {
static const unsigned MINHEADER = 54; //minimum BMP header size
unsigned Image_to_C3D(C2D_Image img, const std::vector<unsigned char>& bmp) {
stbi_uc *image = NULL;
int width = 0, height = 0;
if(bmp.size() < MINHEADER) return -1;
if(bmp[0] != 'B' || bmp[1] != 'M') return 1; //It's not a BMP file if it doesn't start with marker 'BM'
unsigned pixeloffset = bmp[10] + 256 * bmp[11]; //where the pixel data starts
//read width and height from BMP header
unsigned w = bmp[18] + bmp[19] * 256;
unsigned h = bmp[22] + bmp[23] * 256;
//read number of channels from BMP header
if(bmp[28] != 24 && bmp[28] != 32) return 2; //only 24-bit and 32-bit BMPs are supported.
unsigned numChannels = bmp[28] / 8;
image = stbi_load_from_memory(bmp.data(), 4, &width, &height, NULL, STBI_ORDER_BGR);
//The amount of scanline bytes is width of image times channels, with extra bytes added if needed
//to make it a multiple of 4 bytes.
unsigned scanlineBytes = w * numChannels;
if(scanlineBytes % 4 != 0) scanlineBytes = (scanlineBytes / 4) * 4 + 4;
for (u32 row = 0; row < (u32)width; row++) {
for (u32 col = 0; col < (u32)height; col++) {
u32 z = (row + col * (u32)width) * 4;
unsigned dataSize = scanlineBytes * h;
if(bmp.size() < dataSize + pixeloffset) return 3; //BMP file too small to contain all pixels
u8 r = *(u8 *)(image + z);
u8 g = *(u8 *)(image + z + 1);
u8 b = *(u8 *)(image + z + 2);
u8 a = *(u8 *)(image + z + 3);
img.tex = new C3D_Tex;
img.subtex = new Tex3DS_SubTexture({(u16)w, (u16)h, 0.0f, 1.0f, w / 1024.0f, 1.0f - (h / 1024.0f)});
C3D_TexInit(img.tex, 1024, 1024, GPU_RGBA8);
C3D_TexSetFilter(img.tex, GPU_LINEAR, GPU_LINEAR);
img.tex->border = 0xFFFFFFFF;
C3D_TexSetWrap(img.tex, GPU_CLAMP_TO_BORDER, GPU_CLAMP_TO_BORDER);
/*
There are 3 differences between BMP and the raw image buffer for LodePNG:
-it's upside down
-it's in BGR instead of RGB format (or BRGA instead of RGBA)
-each scanline has padding bytes to make it a multiple of 4 if needed
The 2D for loop below does all these 3 conversions at once.
*/
for(unsigned y = 0; y < h; y++)
for(unsigned x = 0; x < w; x++) {
//pixel start byte position in the BMP
unsigned bmpos = pixeloffset + (h - y - 1) * scanlineBytes + numChannels * x;
//pixel start byte position in the new raw image
unsigned newpos = 4 * y * w + 4 * x;
if(numChannels == 3) {
((u8*)img.tex->data)[newpos + 3] = bmp[bmpos + 2]; //R
((u8*)img.tex->data)[newpos + 2] = bmp[bmpos + 1]; //G
((u8*)img.tex->data)[newpos + 1] = bmp[bmpos + 0]; //B
((u8*)img.tex->data)[newpos + 0] = 255; //A
} else {
((u8*)img.tex->data)[newpos + 3] = bmp[bmpos + 2]; //R
((u8*)img.tex->data)[newpos + 2] = bmp[bmpos + 1]; //G
((u8*)img.tex->data)[newpos + 1] = bmp[bmpos + 0]; //B
((u8*)img.tex->data)[newpos + 0] = bmp[bmpos + 3]; //A
*(image + z) = a;
*(image + z + 1) = b;
*(image + z + 2) = g;
*(image + z + 3) = r;
}
}
return 0;
C2D_Image* images;
bool error = C3DTexToC2DImage(images, (u32)width, (u32)height, (u8*)image);
img.tex = images->tex;
img.subtex = images->subtex;
return error;
}
void RenderD7::Image::LoadFromBitmap(BMP bitmap)
{
unsigned error = Bitmap_to_C3D(this->img, bitmap.DATA());
unsigned error = Image_to_C3D(this->img, bitmap.DATA());
if(error) {
std::cout << "BMP decoding error " << error << std::endl;
RenderD7::DrawText(0, 0, 2.0f, RenderD7::Color::Hex("#000000"), "Error : " + std::to_string(error));
RenderD7::AddOvl(std::make_unique<RenderD7::Toast>("Bmp - Error", "Code: " + std::to_string(error)));
}
}
RenderD7::Toast::Toast(std::string head, std::string msg)
{
this->head = head;
this->msg = msg;
}
void RenderD7::Toast::Draw(void) const
{
RenderD7::OnScreen(Top);
RenderD7::DrawRect(0, msgposy, 400, 70, RenderD7::Color::Hex("#111111"));
RenderD7::DrawRect(0, msgposy, 400, 25, RenderD7::Color::Hex("#222222"));
RenderD7::DrawText(2, msgposy+3, 0.7f, RenderD7::Color::Hex("#ffffff"), head);
RenderD7::DrawText(2, msgposy+30, 0.6f, RenderD7::Color::Hex("#ffffff"), msg);
}
void RenderD7::Toast::Logic()
{
this->delay++/*=(int)RenderD7::GetDeltaTime()*/;
if (msgposy > 170 && delay < 5*60) msgposy--/*=(int)RenderD7::GetDeltaTime()*/;
if (delay >= 5*60)
{
msgposy++/*=(int)RenderD7::GetDeltaTime*/;
if(msgposy > 400) this->Kill();
}
}

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@ -222,6 +222,18 @@ namespace RenderD7
int delay = 0;
};
class Toast : public RenderD7::Ovl
{
public:
Toast(std::string head, std::string msg);
void Draw(void) const override;
void Logic() override;
private:
std::string head, msg;
int msgposy = 240;
int delay = 0;
};
void AddOvl(std::unique_ptr<RenderD7::Ovl> scene);
namespace Color
{