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authorJonathan G Rennison <j.g.rennison@gmail.com>2018-01-16 23:23:52 +0000
committerPeterN <peter@fuzzle.org>2019-01-24 11:12:06 +0000
commitdb924a4681f019a6372f5192693af5aede36d080 (patch)
tree210488cfd3c478b086e353c10826ee834d605d6b /src/blitter/8bpp_base.cpp
parented325ada887f09904b3351020903899a033c6b51 (diff)
downloadopenttd-db924a4681f019a6372f5192693af5aede36d080.tar.xz
Codechange: [Blitter] Change DrawLine to be templated
This is remove per-pixel overheads due to use of the SetPixel virtual method. These overheads included: * expensive virtual method call which prevents inlining * palette lookup for every pixel * branch on whether palette animation is enabled on every pixel Regenerate project files.
Diffstat (limited to 'src/blitter/8bpp_base.cpp')
-rw-r--r--src/blitter/8bpp_base.cpp8
1 files changed, 8 insertions, 0 deletions
diff --git a/src/blitter/8bpp_base.cpp b/src/blitter/8bpp_base.cpp
index eab6eaa0d..dccfda3d7 100644
--- a/src/blitter/8bpp_base.cpp
+++ b/src/blitter/8bpp_base.cpp
@@ -12,6 +12,7 @@
#include "../stdafx.h"
#include "../gfx_func.h"
#include "8bpp_base.hpp"
+#include "common.hpp"
#include "../safeguards.h"
@@ -35,6 +36,13 @@ void Blitter_8bppBase::SetPixel(void *video, int x, int y, uint8 colour)
*((uint8 *)video + x + y * _screen.pitch) = colour;
}
+void Blitter_8bppBase::DrawLine(void *video, int x, int y, int x2, int y2, int screen_width, int screen_height, uint8 colour, int width, int dash)
+{
+ this->DrawLineGeneric(x, y, x2, y2, screen_width, screen_height, width, dash, [=](int x, int y) {
+ *((uint8 *)video + x + y * _screen.pitch) = colour;
+ });
+}
+
void Blitter_8bppBase::DrawRect(void *video, int width, int height, uint8 colour)
{
do {