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sw_engine image: improvement sequeqnce of the transformed rgba image drawing.
implement composition by translucent / opaque. yet this transformed rgba image drawing is on the enhancement stage.
This commit is contained in:
Hermet Park
Hermet Park
parent
f0e7ef1dbc
commit
a5713cecca
1 changed files with 154 additions and 39 deletions
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@ -866,7 +866,7 @@ static bool _directRleRGBAImage(SwSurface* surface, const SwImage* image, uint32
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/* Transformed RGBA Image */
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/************************************************************************/
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static bool _rasterTransformedMaskedRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* itransform, const SwBBox& region, uint32_t opacity, uint32_t (*blendMethod)(uint32_t))
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static bool _rasterTransformedMaskedTranslucentRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* itransform, const SwBBox& region, uint32_t opacity, uint32_t (*blendMethod)(uint32_t))
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{
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TVGLOG("SW_ENGINE", "Transformed Masked Image");
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@ -889,7 +889,36 @@ static bool _rasterTransformedMaskedRGBAImage(SwSurface* surface, const SwImage*
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*dst = src + ALPHA_BLEND(*dst, surface->blender.ialpha(src));
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}
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dbuffer += surface->stride;
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cbuffer += surface->stride;
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cbuffer += surface->compositor->image.stride;
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}
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return true;
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}
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static bool _rasterTransformedMaskedRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* itransform, const SwBBox& region, uint32_t (*blendMethod)(uint32_t))
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{
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TVGLOG("SW_ENGINE", "Transformed Masked Image");
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auto img = image->data;
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auto w = image->w;
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auto h = image->h;
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auto dbuffer = &surface->buffer[region.min.y * surface->stride + region.min.x];
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auto cbuffer = &surface->compositor->image.data[region.min.y * surface->stride + region.min.x];
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for (auto y = region.min.y; y < region.max.y; ++y) {
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auto dst = dbuffer;
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auto cmp = cbuffer;
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float ey1 = y * itransform->e12 + itransform->e13;
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float ey2 = y * itransform->e22 + itransform->e23;
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for (auto x = region.min.x; x < region.max.x; ++x, ++dst, ++cmp) {
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auto rX = static_cast<uint32_t>(roundf(x * itransform->e11 + ey1));
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auto rY = static_cast<uint32_t>(roundf(x * itransform->e21 + ey2));
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if (rX >= w || rY >= h) continue;
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auto src = ALPHA_BLEND(img[rX + (rY * image->stride)], blendMethod(*cmp));
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*dst = src + ALPHA_BLEND(*dst, surface->blender.ialpha(src));
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}
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dbuffer += surface->stride;
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cbuffer += surface->compositor->image.stride;
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}
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return true;
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}
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@ -920,7 +949,7 @@ static bool _rasterTransformedTranslucentRGBAImage(SwSurface* surface, const SwI
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}
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static bool _rasterDownScaledMaskedRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* itransform, const SwBBox& region, uint32_t opacity, uint32_t halfScale, uint32_t (*blendMethod)(uint32_t))
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static bool _rasterDownScaledMaskedTranslucentRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* itransform, const SwBBox& region, uint32_t opacity, uint32_t halfScale, uint32_t (*blendMethod)(uint32_t))
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{
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TVGLOG("SW_ENGINE", "Down Scaled Masked Image");
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@ -948,7 +977,41 @@ static bool _rasterDownScaledMaskedRGBAImage(SwSurface* surface, const SwImage*
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*dst = src + ALPHA_BLEND(*dst, surface->blender.ialpha(src));
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}
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dbuffer += surface->stride;
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cbuffer += surface->stride;
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cbuffer += surface->compositor->image.stride;
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}
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return true;
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}
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static bool _rasterDownScaledMaskedRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* itransform, const SwBBox& region, uint32_t halfScale, uint32_t (*blendMethod)(uint32_t))
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{
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TVGLOG("SW_ENGINE", "Down Scaled Masked Image");
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auto img = image->data;
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auto w = image->w;
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auto h = image->h;
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auto dbuffer = &surface->buffer[region.min.y * surface->stride + region.min.x];
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auto cbuffer = &surface->compositor->image.data[region.min.y * surface->stride + region.min.x];
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for (auto y = region.min.y; y < region.max.y; ++y) {
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auto dst = dbuffer;
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auto cmp = cbuffer;
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float ey1 = y * itransform->e12 + itransform->e13;
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float ey2 = y * itransform->e22 + itransform->e23;
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for (auto x = region.min.x; x < region.max.x; ++x, ++dst, ++cmp) {
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auto rX = static_cast<uint32_t>(roundf(x * itransform->e11 + ey1));
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auto rY = static_cast<uint32_t>(roundf(x * itransform->e21 + ey2));
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if (rX >= w || rY >= h) continue;
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uint32_t src;
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if (rX < halfScale || rY < halfScale || rX >= w - halfScale || rY >= h - halfScale) {
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src = ALPHA_BLEND(img[rX + (rY * image->stride)], blendMethod(*cmp));
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} else {
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src = ALPHA_BLEND(_interpDownScaler(img, image->stride, h, rX, rY, halfScale), blendMethod(*cmp));
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}
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*dst = src + ALPHA_BLEND(*dst, surface->blender.ialpha(src));
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}
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dbuffer += surface->stride;
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cbuffer += surface->compositor->image.stride;
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}
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return true;
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}
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@ -980,7 +1043,7 @@ static bool _rasterDownScaledTranslucentRGBAImage(SwSurface* surface, const SwIm
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}
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static bool _rasterUpScaledMaskedRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* itransform, const SwBBox& region, uint32_t opacity, uint32_t (*blendMethod)(uint32_t))
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static bool _rasterUpScaledMaskedTranslucentRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* itransform, const SwBBox& region, uint32_t opacity, uint32_t (*blendMethod)(uint32_t))
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{
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TVGLOG("SW_ENGINE", "Up Scaled Masked Image");
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@ -1007,7 +1070,40 @@ static bool _rasterUpScaledMaskedRGBAImage(SwSurface* surface, const SwImage* im
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*dst = src + ALPHA_BLEND(*dst, surface->blender.ialpha(src));
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}
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dbuffer += surface->stride;
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cbuffer += surface->stride;
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cbuffer += surface->compositor->image.stride;
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}
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return true;
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}
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static bool _rasterUpScaledMaskedRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* itransform, const SwBBox& region, uint32_t (*blendMethod)(uint32_t))
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{
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TVGLOG("SW_ENGINE", "Up Scaled Masked Image");
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auto img = image->data;
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auto w = image->w;
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auto h = image->h;
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auto dbuffer = &surface->buffer[region.min.y * surface->stride + region.min.x];
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auto cbuffer = &surface->compositor->image.data[region.min.y * surface->stride + region.min.x];
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for (auto y = region.min.y; y < region.max.y; ++y) {
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auto dst = dbuffer;
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auto cmp = cbuffer;
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float ey1 = y * itransform->e12 + itransform->e13;
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float ey2 = y * itransform->e22 + itransform->e23;
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for (auto x = region.min.x; x < region.max.x; ++x, ++dst, ++cmp) {
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auto fX = x * itransform->e11 + ey1;
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auto fY = x * itransform->e21 + ey2;
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auto rX = static_cast<uint32_t>(roundf(fX));
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auto rY = static_cast<uint32_t>(roundf(fY));
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if (rX >= w || rY >= h) continue;
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uint32_t src;
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if (rX == w - 1 || rY == h - 1) src = ALPHA_BLEND(img[rX + (rY * image->stride)], blendMethod(*cmp));
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else src = ALPHA_BLEND(_interpUpScaler(img, image->stride, h, fX, fY), blendMethod(*cmp));
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*dst = src + ALPHA_BLEND(*dst, surface->blender.ialpha(src));
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}
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dbuffer += surface->stride;
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cbuffer += surface->compositor->image.stride;
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}
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return true;
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}
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@ -1115,52 +1211,71 @@ static bool _rasterUpScaledRGBAImage(SwSurface* surface, const SwImage* image, c
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static bool _transformedRGBAImage(SwSurface* surface, const SwImage* image, const Matrix* transform, const SwBBox& region, uint32_t opacity)
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{
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auto halfScale = _halfScale(image->scale);
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Matrix itransform;
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if (transform && !mathInverse(transform, &itransform)) return false;
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if (_translucent(surface, opacity)) {
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//TODO: Blenders for the following scenarios: [Opacity / Composition / Opacity + Composition]
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auto halfScale = _halfScale(image->scale);
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//Transformd
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if (mathEqual(image->scale, 1.0f)) {
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if (surface->compositor) {
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if (_compositing(surface)) {
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if (opacity == 255) {
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//Transformd
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if (mathEqual(image->scale, 1.0f)) {
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if (surface->compositor->method == CompositeMethod::AlphaMask) {
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return _rasterTransformedMaskedRGBAImage(surface, image, &itransform, region, opacity, surface->blender.alpha);
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}
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if (surface->compositor->method == CompositeMethod::InvAlphaMask) {
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return _rasterTransformedMaskedRGBAImage(surface, image, &itransform, region, opacity, surface->blender.ialpha);
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}
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}
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return _rasterTransformedTranslucentRGBAImage(surface, image, &itransform, region, opacity);
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//Transformed + DownScaled
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} else if (image->scale < DOWN_SCALE_TOLERANCE) {
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if (surface->compositor) {
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if (surface->compositor->method == CompositeMethod::AlphaMask) {
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return _rasterDownScaledMaskedRGBAImage(surface, image, &itransform, region, opacity, halfScale, surface->blender.alpha);
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return _rasterTransformedMaskedRGBAImage(surface, image, &itransform, region, surface->blender.alpha);
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} else if (surface->compositor->method == CompositeMethod::InvAlphaMask) {
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return _rasterDownScaledMaskedRGBAImage(surface, image, &itransform, region, opacity, halfScale, surface->blender.ialpha);
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return _rasterTransformedMaskedRGBAImage(surface, image, &itransform, region, surface->blender.ialpha);
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}
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}
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return _rasterDownScaledTranslucentRGBAImage(surface, image, &itransform, region, opacity, halfScale);
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//Transformed + UpScaled
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} else {
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if (surface->compositor) {
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//Transformed + DownScaled
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} else if (image->scale < DOWN_SCALE_TOLERANCE) {
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if (surface->compositor->method == CompositeMethod::AlphaMask) {
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return _rasterUpScaledMaskedRGBAImage(surface, image, &itransform, region, opacity, surface->blender.alpha);
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}else if (surface->compositor->method == CompositeMethod::InvAlphaMask) {
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return _rasterUpScaledMaskedRGBAImage(surface, image, &itransform, region, opacity, surface->blender.ialpha);
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return _rasterDownScaledMaskedRGBAImage(surface, image, &itransform, region, halfScale, surface->blender.alpha);
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} else if (surface->compositor->method == CompositeMethod::InvAlphaMask) {
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return _rasterDownScaledMaskedRGBAImage(surface, image, &itransform, region, halfScale, surface->blender.ialpha);
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}
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//Transformed + UpScaled
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} else {
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if (surface->compositor->method == CompositeMethod::AlphaMask) {
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return _rasterUpScaledMaskedRGBAImage(surface, image, &itransform, region, surface->blender.alpha);
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} else if (surface->compositor->method == CompositeMethod::InvAlphaMask) {
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return _rasterUpScaledMaskedRGBAImage(surface, image, &itransform, region, surface->blender.ialpha);
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}
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}
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} else {
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//Transformd
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if (mathEqual(image->scale, 1.0f)) {
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if (surface->compositor->method == CompositeMethod::AlphaMask) {
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return _rasterTransformedMaskedTranslucentRGBAImage(surface, image, &itransform, region, opacity, surface->blender.alpha);
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} else if (surface->compositor->method == CompositeMethod::InvAlphaMask) {
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return _rasterTransformedMaskedTranslucentRGBAImage(surface, image, &itransform, region, opacity, surface->blender.ialpha);
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}
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//Transformed + DownScaled
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} else if (image->scale < DOWN_SCALE_TOLERANCE) {
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if (surface->compositor->method == CompositeMethod::AlphaMask) {
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return _rasterDownScaledMaskedTranslucentRGBAImage(surface, image, &itransform, region, opacity, halfScale, surface->blender.alpha);
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} else if (surface->compositor->method == CompositeMethod::InvAlphaMask) {
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return _rasterDownScaledMaskedTranslucentRGBAImage(surface, image, &itransform, region, opacity, halfScale, surface->blender.ialpha);
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}
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//Transformed + UpScaled
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} else {
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if (surface->compositor->method == CompositeMethod::AlphaMask) {
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return _rasterUpScaledMaskedTranslucentRGBAImage(surface, image, &itransform, region, opacity, surface->blender.alpha);
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} else if (surface->compositor->method == CompositeMethod::InvAlphaMask) {
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return _rasterUpScaledMaskedTranslucentRGBAImage(surface, image, &itransform, region, opacity, surface->blender.ialpha);
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}
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}
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return _rasterUpScaledTranslucentRGBAImage(surface, image, &itransform, region, opacity);
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}
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} else {
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//TODO: Blenders for the following scenarios: [No Composition / Composition]
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if (mathEqual(image->scale, 1.0f)) return _rasterTransformedRGBAImage(surface, image, &itransform, region);
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else if (image->scale < DOWN_SCALE_TOLERANCE) return _rasterDownScaledRGBAImage(surface, image, &itransform, region, halfScale);
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else return _rasterUpScaledRGBAImage(surface, image, &itransform, region);
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if (opacity == 255) {
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if (mathEqual(image->scale, 1.0f)) return _rasterTransformedRGBAImage(surface, image, &itransform, region);
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else if (image->scale < DOWN_SCALE_TOLERANCE) return _rasterDownScaledRGBAImage(surface, image, &itransform, region, halfScale);
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else return _rasterUpScaledRGBAImage(surface, image, &itransform, region);
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} else {
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if (mathEqual(image->scale, 1.0f)) return _rasterTransformedTranslucentRGBAImage(surface, image, &itransform, region, opacity);
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else if (image->scale < DOWN_SCALE_TOLERANCE) return _rasterDownScaledTranslucentRGBAImage(surface, image, &itransform, region, opacity, halfScale);
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else return _rasterUpScaledTranslucentRGBAImage(surface, image, &itransform, region, opacity);
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}
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}
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return false;
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}
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