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authorAndrei Karas <akaras@inbox.ru>2013-08-27 13:45:19 +0300
committerAndrei Karas <akaras@inbox.ru>2013-08-27 13:45:19 +0300
commitb024537f74042b7408dfbb58dd3008794e63fb21 (patch)
tree723809ed2a5cc80cd87fc349fdd41c5d3f312b46
parent007be994bf3086bf70e296d16a5c97970f6885f2 (diff)
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improve a bit speed in SDL2 draw functions.
-rw-r--r--src/sdl2graphics.cpp45
1 files changed, 33 insertions, 12 deletions
diff --git a/src/sdl2graphics.cpp b/src/sdl2graphics.cpp
index 1525f32fd..51493eb0f 100644
--- a/src/sdl2graphics.cpp
+++ b/src/sdl2graphics.cpp
@@ -50,7 +50,7 @@
static int FakeSDL_RenderCopy(SDL_Renderer *const renderer,
SDL_Texture *const texture,
const SDL_Rect *const srcrect,
- const SDL_Rect *const dstrect)
+ const SDL_Rect *const dstrect)
{
int ret = SDL_RenderCopy(renderer, texture, srcrect, dstrect);
if (ret)
@@ -500,7 +500,7 @@ void SDLGraphics::fillRectangle(const gcn::Rectangle &rectangle)
};
SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
- SDL_RenderFillRect(mRenderer, &rect);
+ SDL_RenderFillRects(mRenderer, &rect, 1);
}
void SDLGraphics::_beginDraw()
@@ -562,33 +562,54 @@ void SDLGraphics::drawPoint(int x, int y)
return;
SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
- SDL_RenderDrawPoint(mRenderer, x, y);
+ const SDL_Point point
+ {
+ x,
+ y
+ };
+
+ SDL_RenderDrawPoints(mRenderer, &point, 1);
}
void SDLGraphics::drawRectangle(const gcn::Rectangle &rectangle)
{
const gcn::ClipRectangle &top = mClipStack.top();
- const SDL_Rect rect
+
+ SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
+
+ const int x1 = rectangle.x + top.xOffset;
+ const int y1 = rectangle.y + top.yOffset;
+ const int x2 = x1 + rectangle.width - 1;
+ const int y2 = y1 + rectangle.height - 1;
+ SDL_Point points[] =
{
- static_cast<int32_t>(rectangle.x) + top.xOffset,
- static_cast<int32_t>(rectangle.y) + top.yOffset,
- static_cast<int32_t>(rectangle.width),
- static_cast<int32_t>(rectangle.height)
+ {x1, y1},
+ {x2, y1},
+ {x2, y2},
+ {x1, y2},
+ {x1, y1}
};
- SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
- SDL_RenderDrawRect(mRenderer, &rect);
+ SDL_RenderDrawLines(mRenderer, points, 5);
}
void SDLGraphics::drawLine(int x1, int y1, int x2, int y2)
{
const gcn::ClipRectangle &top = mClipStack.top();
+ SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
+
const int x0 = top.xOffset;
const int y0 = top.yOffset;
- SDL_SetRenderDrawColor(mRenderer, mColor.r, mColor.g, mColor.b, mColor.a);
- SDL_RenderDrawLine(mRenderer, x1 + x0, y1 + y0, x2 + x0, y2 + y0);
+
+ SDL_Point points[] =
+ {
+ {x1 + x0, y1 + y0},
+ {x2 + x0, y2 + y0}
+ };
+
+ SDL_RenderDrawLines(mRenderer, points, 2);
}
bool SDLGraphics::setVideoMode(const int w, const int h, const int bpp,