Catcrafts/Crafter.Graphics
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This commit is contained in:
Jorijn van der Graaf 2026-03-24 05:24:46 +01:00
commit 44a2960415
1 changed files with 66 additions and 18 deletions
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80
interfaces/Crafter.Graphics-Rendertarget.cppm
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@ -78,25 +78,69 @@ export namespace Crafter {
}
break;
}
case OpaqueType::SemiOpaque:
case OpaqueType::Transparent:
// For transparent, always perform blending
for (std::uint16_t y = dirty.top; y < dirty.bottom; y++) {
std::uint16_t src_y = y - element->scaled.position.y;
for (std::uint16_t x = dirty.left; x < dirty.right; x++) {
std::uint16_t src_x = x - element->scaled.position.x;
Vector<T, Channels, Alignment> src = src_buffer[src_y * src_width + src_x];
Vector<T, Channels, Alignment> dst = buffer[frame][y * this->sizeX + x];
if constexpr(std::same_as<T, _Float16>) {
for (std::uint16_t y = dirty.top; y < dirty.bottom; y++) {
std::uint16_t src_y = y - element->scaled.position.y;
std::uint16_t rowSize = dirty.right - dirty.left;
constexpr std::uint8_t elementsPerVector = VectorF16L<1, 1, 1>::MaxSize/VectorF16L<1, 1, 1>::MaxElement;
while(rowSize > 0) {
if(rowSize < elementsPerVector) {
for(; rowSize > 0; rowSize--) {
std::uint16_t src_x = rowSize - element->scaled.position.x;
Vector<T, Channels, Alignment> src = src_buffer[src_y * src_width + src_x];
Vector<T, Channels, Alignment> dst = buffer[frame][y * this->sizeX + rowSize];
float srcA = src.a / 255.0f;
float dstA = dst.a / 255.0f;k
_Float16 outA = src.a + dst.a * (1.0f - src.a);
this->buffer[frame][y * this->sizeX + rowSize] = Vector<T, Channels, Alignment>(
static_cast<T>((src.r + dst.r * (1.0f - src.a)) / outA),
static_cast<T>((src.g + dst.g * (1.0f - src.a)) / outA),
static_cast<T>((src.b + dst.b * (1.0f - src.a)) / outA),
static_cast<T>(outA * 255)
);
}
break;
} else {
std::uint16_t src_x = rowSize - element->scaled.position.x;
using VectorType = VectorF16L<4, VectorF16L<1, 1, 1>::MaxElement / 4, VectorF16L<1, 1, 1>::MaxSize/((VectorF16L<1, 1, 1>::MaxElement / 4)*4)>;
VectorType src(src_buffer[src_y * src_width + src_x].v);
VectorType dst(buffer[frame][y * this->sizeX + rowSize].v);
float outA = srcA + dstA * (1.0f - srcA);
this->buffer[frame][y * this->sizeX + x] = Vector<T, Channels, Alignment>(
static_cast<T>((src.r + dst.r * (1.0f - srcA)) / outA),
static_cast<T>((src.g + dst.g * (1.0f - srcA)) / outA),
static_cast<T>((src.b + dst.b * (1.0f - srcA)) / outA),
static_cast<T>(outA * 255)
);
VectorType srcA = src.ShufflePacked<3,3,3,3>();
VectorType dstA = dst.ShufflePacked<3,3,3,3>();
VectorType srcANeg = -srcA;
VectorType outA = VectorType::MulitplyAdd(dstA, srcANeg, srcA);
VectorType result = src + dst * srcANeg / outA;
result = VectorType::BlendPacked<0,0,0,1>(dst, outA);
result.Store(buffer[frame][y * this->sizeX + rowSize].v);
rowSize -= elementsPerVector;
}
}
}
} else {
for (std::uint16_t y = dirty.top; y < dirty.bottom; y++) {
std::uint16_t src_y = y - element->scaled.position.y;
for (std::uint16_t x = dirty.left; x < dirty.right; x++) {
std::uint16_t src_x = x - element->scaled.position.x;
Vector<T, Channels, Alignment> src = src_buffer[src_y * src_width + src_x];
Vector<T, Channels, Alignment> dst = buffer[frame][y * this->sizeX + x];
float srcA = src.a / 255.0f;
float dstA = dst.a / 255.0f;
float outA = srcA + dstA * (1.0f - srcA);
this->buffer[frame][y * this->sizeX + x] = Vector<T, Channels, Alignment>(
static_cast<T>((src.r + dst.r * (1.0f - srcA)) / outA),
static_cast<T>((src.g + dst.g * (1.0f - srcA)) / outA),
static_cast<T>((src.b + dst.b * (1.0f - srcA)) / outA),
static_cast<T>(outA * 255)
);
}
}
}
break;
@ -121,6 +165,10 @@ export namespace Crafter {
clipRects.emplace_back(std::max(element->oldScale[frame].position.x, std::int32_t(0)), std::min(element->oldScale[frame].position.x + element->oldScale[frame].size.x, this->sizeX), std::max(element->oldScale[frame].position.y, std::int32_t(0)), std::min(element->oldScale[frame].position.y + element->oldScale[frame].size.y, this->sizeY));
element->oldScale[frame] = element->scaled;
element->redraw[frame] = false;
} else if(element->redraw[frame]) {
clipRects.emplace_back(std::max(element->scaled.position.x, std::int32_t(0)), std::min(element->scaled.position.x + element->scaled.size.x, this->sizeX), std::max(element->scaled.position.y, std::int32_t(0)), std::min(element->scaled.position.y + element->scaled.size.y, this->sizeY));
element->oldScale[frame] = element->scaled;
element->redraw[frame] = false;
}
}
for(Transform2D* child : elementTransform->children) {