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Texture pixel format change

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This commit is contained in:
Matt Thorson 2020-05-27 20:46:28 -07:00
parent 6bfc6c7721
commit d2ce347caa
2 changed files with 12 additions and 13 deletions
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22
src/Core/Sprite.bf
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@ -450,7 +450,7 @@ namespace Strawberry
public this(int w, int h)
{
Texture = SDL.CreateTexture(Game.Renderer, (uint32)SDL.PIXELFORMAT_ARGB8888, (int32)SDL.TextureAccess.Static, (int32)w, (int32)h);
Texture = SDL.CreateTexture(Game.Renderer, (uint32)SDL.PIXELFORMAT_RGBA8888, (int32)SDL.TextureAccess.Static, (int32)w, (int32)h);
void* ptr;
SDL.LockTexture(Texture, null, out ptr, out PixelsLength);
@ -577,12 +577,12 @@ namespace Strawberry
{
if (src.A != 0)
{
int a = dest[index];
int r = dest[index + 1];
int g = dest[index + 2];
int b = dest[index + 3];
int r = dest[index];
int g = dest[index + 1];
int b = dest[index + 2];
int a = dest[index + 3];
if (dest[index] == 0)
if (a == 0)
{
a = src.A;
r = src.R;
@ -594,16 +594,16 @@ namespace Strawberry
int sa = MUL_UN8(src.A, opacity);
int ra = a + sa - MUL_UN8(a, sa);
a = ra;
r = (r + (src.R - r) * sa / ra);
g = (g + (src.G - g) * sa / ra);
b = (b + (src.B - b) * sa / ra);
a = ra;
}
dest[index] = (uint8)a;
dest[index + 1] = (uint8)r;
dest[index + 2] = (uint8)g;
dest[index + 3] = (uint8)b;
dest[index] = (uint8)r;
dest[index + 1] = (uint8)g;
dest[index + 2] = (uint8)b;
dest[index + 3] = (uint8)a;
}
}
};

3
src/Static/Draw.bf
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@ -40,8 +40,7 @@ namespace Strawberry
static public void Sprite(Sprite sprite, int frame, Point position)
{
SDL.Rect src = Strawberry.Rect(0, 0, sprite.Width, sprite.Height);
SDL.Rect dst = Strawberry.Rect(position.X, position.Y, sprite.Width, sprite.Height);
SDL.Rect dst = Strawberry.Rect(position.X - Camera.X, position.Y - Camera.Y, sprite.Width, sprite.Height);
SDL.RenderCopy(Game.Renderer, sprite[frame].Texture, &src, &dst);
}
}