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fixed Sprite TextureAccess mode and image row length

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This commit is contained in:
Noel Berry 2020-05-27 22:56:03 -07:00
parent d2ce347caa
commit 08c117f0dc
1 changed files with 13 additions and 8 deletions
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21
src/Core/Sprite.bf
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@ -418,7 +418,6 @@ namespace Strawberry
private void CelToFrame(Frame frame, Cel cel)
{
let opacity = (uint8)((cel.Alpha * cel.Layer.Alpha) * 255);
var pxLen = frame.PixelsLength;
var blend = BlendModes[0];
if (cel.Layer.BlendMode < BlendModes.Count)
@ -431,7 +430,7 @@ namespace Strawberry
for (int sy = Math.Max(0, -cel.Y), int bottom = Math.Min(cel.Height, Height - cel.Y); sy < bottom; sy++, dy += Width)
{
if (dx + dy >= 0 && dx + dy < pxLen)
if (dx + dy >= 0 && dx + dy < frame.Bytes)
blend(frame.Pixels, (dx + dy) * 4, cel.Pixels[sx + sy * cel.Width], opacity);
}
}
@ -442,19 +441,25 @@ namespace Strawberry
public class Frame
{
public SDL.Texture* Texture;
public int Width;
public int Height;
public float Duration;
public uint8* Pixels;
public int32 PixelsLength;
public int32 BytesPerRow;
public int32 Bytes;
private List<Cel> cels;
public this(int w, int h)
{
Texture = SDL.CreateTexture(Game.Renderer, (uint32)SDL.PIXELFORMAT_RGBA8888, (int32)SDL.TextureAccess.Static, (int32)w, (int32)h);
Texture = SDL.CreateTexture(Game.Renderer, (uint32)SDL.PIXELFORMAT_RGBA8888, (int32)SDL.TextureAccess.Streaming, (int32)w, (int32)h);
Width = w;
Height = h;
void* ptr;
SDL.LockTexture(Texture, null, out ptr, out PixelsLength);
SDL.LockTexture(Texture, null, out ptr, out BytesPerRow);
Pixels = (uint8*)ptr;
Bytes = (int32)(BytesPerRow * Height);
cels = new List<Cel>();
}
@ -577,17 +582,17 @@ namespace Strawberry
{
if (src.A != 0)
{
int r = dest[index];
int r = dest[index + 0];
int g = dest[index + 1];
int b = dest[index + 2];
int a = dest[index + 3];
if (a == 0)
{
a = src.A;
r = src.R;
g = src.G;
b = src.B;
a = src.A;
}
else
{
@ -600,7 +605,7 @@ namespace Strawberry
a = ra;
}
dest[index] = (uint8)r;
dest[index + 0] = (uint8)r;
dest[index + 1] = (uint8)g;
dest[index + 2] = (uint8)b;
dest[index + 3] = (uint8)a;