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authorAndrei Karas <akaras@inbox.ru>2013-08-26 18:24:02 +0300
committerAndrei Karas <akaras@inbox.ru>2013-08-26 18:24:02 +0300
commit250e3d94f047de6b8fa2a49909ba60e8dccdfae4 (patch)
treed66007411451d0eccca2d887d2f8ada6f04dc165
parent299c99691589a72ac2506d4fcb92cad96a0f40bf (diff)
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improve draw speed in sofrware mode in SDL2.
-rw-r--r--src/sdl2graphics.cpp219
1 files changed, 112 insertions, 107 deletions
diff --git a/src/sdl2graphics.cpp b/src/sdl2graphics.cpp
index 533b44179..e24978e37 100644
--- a/src/sdl2graphics.cpp
+++ b/src/sdl2graphics.cpp
@@ -99,22 +99,22 @@ bool SDLGraphics::drawRescaledImage(const Image *const image, int srcX, int srcY
if (!image->mTexture)
return false;
- dstX += mClipStack.top().xOffset;
- dstY += mClipStack.top().yOffset;
-
- srcX += image->mBounds.x;
- srcY += image->mBounds.y;
-
- SDL_Rect dstRect;
- SDL_Rect srcRect;
- dstRect.x = static_cast<int16_t>(dstX);
- dstRect.y = static_cast<int16_t>(dstY);
- srcRect.x = static_cast<int16_t>(srcX);
- srcRect.y = static_cast<int16_t>(srcY);
- srcRect.w = static_cast<uint16_t>(width);
- srcRect.h = static_cast<uint16_t>(height);
- dstRect.w = static_cast<uint16_t>(desiredWidth);
- dstRect.h = static_cast<uint16_t>(desiredHeight);
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const SDL_Rect &bounds = image->mBounds;
+ const SDL_Rect srcRect
+ {
+ static_cast<int16_t>(srcX + bounds.x),
+ static_cast<int16_t>(srcY + bounds.y),
+ static_cast<uint16_t>(width),
+ static_cast<uint16_t>(height)
+ };
+ const SDL_Rect dstRect
+ {
+ static_cast<int16_t>(dstX + top.xOffset),
+ static_cast<int16_t>(dstY + top.yOffset),
+ static_cast<uint16_t>(desiredWidth),
+ static_cast<uint16_t>(desiredHeight)
+ };
return (MSDL_RenderCopy(mRenderer, image->mTexture,
&srcRect, &dstRect) < 0);
@@ -129,22 +129,22 @@ bool SDLGraphics::drawImage2(const Image *const image, int srcX, int srcY,
if (!mWindow || !image || !image->mTexture)
return false;
- dstX += mClipStack.top().xOffset;
- dstY += mClipStack.top().yOffset;
-
- srcX += image->mBounds.x;
- srcY += image->mBounds.y;
-
- SDL_Rect dstRect;
- SDL_Rect srcRect;
- dstRect.x = static_cast<int16_t>(dstX);
- dstRect.y = static_cast<int16_t>(dstY);
- srcRect.x = static_cast<int16_t>(srcX);
- srcRect.y = static_cast<int16_t>(srcY);
- srcRect.w = static_cast<uint16_t>(width);
- srcRect.h = static_cast<uint16_t>(height);
- dstRect.w = static_cast<uint16_t>(width);
- dstRect.h = static_cast<uint16_t>(height);
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const SDL_Rect &bounds = image->mBounds;
+ const SDL_Rect srcRect
+ {
+ static_cast<int16_t>(srcX + bounds.x),
+ static_cast<int16_t>(srcY + bounds.y),
+ static_cast<uint16_t>(width),
+ static_cast<uint16_t>(height)
+ };
+ const SDL_Rect dstRect
+ {
+ static_cast<int16_t>(dstX + top.xOffset),
+ static_cast<int16_t>(dstY + top.yOffset),
+ static_cast<uint16_t>(width),
+ static_cast<uint16_t>(height)
+ };
return !MSDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
}
@@ -160,34 +160,33 @@ void SDLGraphics::drawImagePattern(const Image *const image,
if (!image->mTexture)
return;
- const int iw = image->mBounds.w;
- const int ih = image->mBounds.h;
-
+ const SDL_Rect &bounds = image->mBounds;
+ const int iw = bounds.w;
+ const int ih = bounds.h;
if (iw == 0 || ih == 0)
return;
- for (int py = 0; py < h; py += ih) // Y position on pattern plane
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const int xOffset = top.xOffset + x;
+ const int yOffset = top.yOffset + y;
+
+ SDL_Rect dstRect;
+ SDL_Rect srcRect;
+ srcRect.x = static_cast<int16_t>(bounds.x);
+ srcRect.y = static_cast<int16_t>(bounds.y);
+ for (int py = 0; py < h; py += ih)
{
const int dh = (py + ih >= h) ? h - py : ih;
- const int srcY = image->mBounds.y;
- const int dstY = y + py + mClipStack.top().yOffset;
+ dstRect.y = static_cast<int16_t>(py + yOffset);
+ srcRect.h = static_cast<uint16_t>(dh);
+ dstRect.h = static_cast<uint16_t>(dh);
- for (int px = 0; px < w; px += iw) // X position on pattern plane
+ for (int px = 0; px < w; px += iw)
{
const int dw = (px + iw >= w) ? w - px : iw;
- const int srcX = image->mBounds.x;
- const int dstX = x + px + mClipStack.top().xOffset;
-
- SDL_Rect dstRect;
- SDL_Rect srcRect;
- dstRect.x = static_cast<int16_t>(dstX);
- dstRect.y = static_cast<int16_t>(dstY);
- srcRect.x = static_cast<int16_t>(srcX);
- srcRect.y = static_cast<int16_t>(srcY);
+ dstRect.x = static_cast<int16_t>(px + xOffset);
srcRect.w = static_cast<uint16_t>(dw);
- srcRect.h = static_cast<uint16_t>(dh);
dstRect.w = static_cast<uint16_t>(dw);
- dstRect.h = static_cast<uint16_t>(dh);
MSDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
}
@@ -214,34 +213,33 @@ void SDLGraphics::drawRescaledImagePattern(const Image *const image,
if (!tmpImage)
return;
- const int iw = tmpImage->mBounds.w;
- const int ih = tmpImage->mBounds.h;
-
+ const SDL_Rect &bounds = tmpImage->mBounds;
+ const int iw = bounds.w;
+ const int ih = bounds.h;
if (iw == 0 || ih == 0)
return;
- for (int py = 0; py < h; py += ih) // Y position on pattern plane
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const int xOffset = top.xOffset + x;
+ const int yOffset = top.yOffset + y;
+
+ SDL_Rect dstRect;
+ SDL_Rect srcRect;
+ srcRect.x = static_cast<int16_t>(bounds.x);
+ srcRect.y = static_cast<int16_t>(bounds.y);
+ for (int py = 0; py < h; py += ih)
{
const int dh = (py + ih >= h) ? h - py : ih;
- const int srcY = tmpImage->mBounds.y;
- const int dstY = y + py + mClipStack.top().yOffset;
+ dstRect.y = static_cast<int16_t>(py + yOffset);
+ srcRect.h = static_cast<uint16_t>(dh);
+ dstRect.h = static_cast<uint16_t>(dh);
- for (int px = 0; px < w; px += iw) // X position on pattern plane
+ for (int px = 0; px < w; px += iw)
{
const int dw = (px + iw >= w) ? w - px : iw;
- const int srcX = tmpImage->mBounds.x;
- const int dstX = x + px + mClipStack.top().xOffset;
-
- SDL_Rect dstRect;
- SDL_Rect srcRect;
- dstRect.x = static_cast<int16_t>(dstX);
- dstRect.y = static_cast<int16_t>(dstY);
- srcRect.x = static_cast<int16_t>(srcX);
- srcRect.y = static_cast<int16_t>(srcY);
+ dstRect.x = static_cast<int16_t>(px + xOffset);
srcRect.w = static_cast<uint16_t>(dw);
- srcRect.h = static_cast<uint16_t>(dh);
dstRect.w = static_cast<uint16_t>(dw);
- dstRect.h = static_cast<uint16_t>(dh);
MSDL_RenderCopy(mRenderer, image->mTexture, &srcRect, &dstRect);
}
@@ -259,33 +257,36 @@ void SDLGraphics::calcImagePattern(ImageVertexes* const vert,
if (!vert || !mWindow || !image || !image->mTexture)
return;
- const int iw = image->mBounds.w;
- const int ih = image->mBounds.h;
-
+ const SDL_Rect &bounds = image->mBounds;
+ const int iw = bounds.w;
+ const int ih = bounds.h;
if (iw == 0 || ih == 0)
return;
- for (int py = 0; py < h; py += ih) // Y position on pattern plane
+ const gcn::ClipRectangle &top = mClipStack.top();
+ const int xOffset = top.xOffset + x;
+ const int yOffset = top.yOffset + y;
+ const int srcX = bounds.x;
+ const int srcY = bounds.y;
+ for (int py = 0; py < h; py += ih)
{
const int dh = (py + ih >= h) ? h - py : ih;
- const int srcY = image->mBounds.y;
- const int dstY = y + py + mClipStack.top().yOffset;
+ const int dstY = py + yOffset;
- for (int px = 0; px < w; px += iw) // X position on pattern plane
+ for (int px = 0; px < w; px += iw)
{
const int dw = (px + iw >= w) ? w - px : iw;
- const int srcX = image->mBounds.x;
- const int dstX = x + px + mClipStack.top().xOffset;
+ const int dstX = px + xOffset;
DoubleRect *const r = new DoubleRect();
SDL_Rect &dstRect = r->dst;
SDL_Rect &srcRect = r->src;
- dstRect.x = static_cast<int16_t>(dstX);
- dstRect.y = static_cast<int16_t>(dstY);
srcRect.x = static_cast<int16_t>(srcX);
srcRect.y = static_cast<int16_t>(srcY);
srcRect.w = static_cast<uint16_t>(dw);
srcRect.h = static_cast<uint16_t>(dh);
+ dstRect.x = static_cast<int16_t>(dstX);
+ dstRect.y = static_cast<int16_t>(dstY);
dstRect.w = static_cast<uint16_t>(dw);
dstRect.h = static_cast<uint16_t>(dh);
@@ -331,21 +332,24 @@ void SDLGraphics::calcTileSDL(ImageVertexes *const vert, int x, int y) const
return;
const Image *const image = vert->image;
+ const SDL_Rect &bounds = image->mBounds;
const gcn::ClipRectangle &top = mClipStack.top();
x += top.xOffset;
y += top.yOffset;
DoubleRect *rect = new DoubleRect();
-
- rect->dst.x = static_cast<int16_t>(x);
- rect->dst.y = static_cast<int16_t>(y);
- rect->src.x = static_cast<int16_t>(image->mBounds.x);
- rect->src.y = static_cast<int16_t>(image->mBounds.y);
- rect->src.w = static_cast<uint16_t>(image->mBounds.w);
- rect->src.h = static_cast<uint16_t>(image->mBounds.h);
- rect->dst.w = static_cast<uint16_t>(image->mBounds.w);
- rect->dst.h = static_cast<uint16_t>(image->mBounds.h);
+ SDL_Rect &dstRect = rect->dst;
+ SDL_Rect &srcRect = rect->src;
+
+ srcRect.x = static_cast<int16_t>(bounds.x);
+ srcRect.y = static_cast<int16_t>(bounds.y);
+ srcRect.w = static_cast<uint16_t>(bounds.w);
+ srcRect.h = static_cast<uint16_t>(bounds.h);
+ dstRect.x = static_cast<int16_t>(x);
+ dstRect.y = static_cast<int16_t>(y);
+ dstRect.w = static_cast<uint16_t>(bounds.w);
+ dstRect.h = static_cast<uint16_t>(bounds.h);
vert->sdl.push_back(rect);
}
@@ -406,10 +410,7 @@ void SDLGraphics::drawTile(const ImageVertexes *const vert)
void SDLGraphics::updateScreen()
{
BLOCK_START("Graphics::updateScreen")
-
SDL_RenderPresent(mRenderer);
-
-// SDL_SetRenderDrawColor(mRenderer, 255, 0, 0, 255);
// SDL_RenderClear(mRenderer);
BLOCK_END("Graphics::updateScreen")
}
@@ -470,10 +471,11 @@ bool SDLGraphics::calcWindow(ImageCollection *const vertCol,
vert = vertCol->currentVert;
}
+ const Image *const *const grid = &imgRect.grid[0];
return calcImageRect(vert, x, y, w, h,
- imgRect.grid[0], imgRect.grid[2], imgRect.grid[6], imgRect.grid[8],
- imgRect.grid[1], imgRect.grid[5], imgRect.grid[7], imgRect.grid[3],
- imgRect.grid[4]);
+ grid[0], grid[2], grid[6], grid[8],
+ grid[1], grid[5], grid[7], grid[3],
+ grid[4]);
}
void SDLGraphics::fillRectangle(const gcn::Rectangle &rectangle)
@@ -481,8 +483,8 @@ void SDLGraphics::fillRectangle(const gcn::Rectangle &rectangle)
const gcn::ClipRectangle &top = mClipStack.top();
const SDL_Rect rect
{
- static_cast<int16_t>(rectangle.x) + top.xOffset,
- static_cast<int16_t>(rectangle.y) + top.yOffset,
+ static_cast<int16_t>(rectangle.x + top.xOffset),
+ static_cast<int16_t>(rectangle.y + top.yOffset),
static_cast<uint16_t>(rectangle.width),
static_cast<uint16_t>(rectangle.height)
};
@@ -503,16 +505,17 @@ void SDLGraphics::_endDraw()
bool SDLGraphics::pushClipArea(gcn::Rectangle area)
{
- SDL_Rect rect;
const bool result = gcn::Graphics::pushClipArea(area);
const gcn::ClipRectangle &carea = mClipStack.top();
- rect.x = static_cast<int16_t>(carea.x);
- rect.y = static_cast<int16_t>(carea.y);
- rect.w = static_cast<int16_t>(carea.width);
- rect.h = static_cast<int16_t>(carea.height);
+ const SDL_Rect rect
+ {
+ static_cast<int16_t>(carea.x),
+ static_cast<int16_t>(carea.y),
+ static_cast<int16_t>(carea.width),
+ static_cast<int16_t>(carea.height)
+ };
SDL_RenderSetClipRect(mRenderer, &rect);
-
return result;
}
@@ -524,11 +527,13 @@ void SDLGraphics::popClipArea()
return;
const gcn::ClipRectangle &carea = mClipStack.top();
- SDL_Rect rect;
- rect.x = static_cast<int16_t>(carea.x);
- rect.y = static_cast<int16_t>(carea.y);
- rect.w = static_cast<int16_t>(carea.width);
- rect.h = static_cast<int16_t>(carea.height);
+ const SDL_Rect rect
+ {
+ static_cast<int16_t>(carea.x),
+ static_cast<int16_t>(carea.y),
+ static_cast<int16_t>(carea.width),
+ static_cast<int16_t>(carea.height)
+ };
SDL_RenderSetClipRect(mRenderer, &rect);
}