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Bugfix: Triangle AA at low resolutions.

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svn-id: r33047
This commit is contained in:
Vicent Marti 2008-07-13 22:25:11 +00:00
parent e7e7ff9b34
commit 23101e3dee
2 changed files with 34 additions and 12 deletions
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38
graphics/VectorRenderer.cpp
View File

@ -33,6 +33,8 @@
#include "gui/ThemeRenderer.h"
#include "graphics/VectorRenderer.h"
#define VECTOR_RENDERER_FAST_TRIANGLES
namespace Graphics {
VectorRenderer *createRenderer(int mode) {
@ -391,6 +393,12 @@ drawRoundedSquare(int x, int y, int r, int w, int h) {
template<typename PixelType, typename PixelFormat>
void VectorRendererSpec<PixelType, PixelFormat>::
drawTriangle(int x, int y, int w, int h, TriangleOrientation orient) {
// Awesome hack: the AA messes up the last pixel triangles if their width is even
// ...fix the width instead of fixing the AA :p
if (w % 2 == 0) {
w++; h++;
}
if (x + w > Base::_activeSurface->w || y + h > Base::_activeSurface->h)
return;
@ -643,7 +651,8 @@ template<typename PixelType, typename PixelFormat>
void VectorRendererSpec<PixelType,PixelFormat>::
drawTriangleFast(int x1, int y1, int size, bool inverted, PixelType color, VectorRenderer::FillMode fill_m) {
int pitch = Base::surfacePitch();
int hstep = 0;
int hstep = 0, dy = size;
bool grad = (fill_m == kFillGradient);
PixelType *ptr_right = 0, *ptr_left = 0;
@ -656,13 +665,26 @@ drawTriangleFast(int x1, int y1, int size, bool inverted, PixelType color, Vecto
pitch = -pitch;
}
while (ptr_left != ptr_right) {
colorFill(ptr_left, ptr_right, color);
ptr_left += pitch;
ptr_right += pitch;
if (hstep++ % 3) {
ptr_left++;
ptr_right--;
if (fill_m == kFillDisabled) {
while (ptr_left < ptr_right) {
*ptr_left = color;
*ptr_right = color;
ptr_left += pitch;
ptr_right += pitch;
if (hstep++ % 2) {
ptr_left++;
ptr_right--;
}
}
} else {
while (ptr_left < ptr_right) {
colorFill(ptr_left, ptr_right, grad ? calcGradient(dy--, size) : color);
ptr_left += pitch;
ptr_right += pitch;
if (hstep++ % 2) {
ptr_left++;
ptr_right--;
}
}
}
}

4
gui/ThemeDefaultXML.cpp
View File

@ -70,12 +70,12 @@ bool ThemeRenderer::loadDefaultXML() {
"</drawdata>"
"<drawdata id = 'checkbox_disabled' cache = false>"
"<text vertical_align = 'top' horizontal_align = 'left' color = '255, 255, 255' />"
"<text vertical_align = 'top' horizontal_align = 'left' color = '0,0,0' />"
"<drawstep func = 'square' fill = 'gradient' gradient_start = '206, 121, 99' gradient_end = '173, 40, 8' shadow = 0 />"
"</drawdata>"
"<drawdata id = 'checkbox_enabled' cache = false>"
"<text vertical_align = 'top' horizontal_align = 'left' color = '255, 255, 255' />"
"<text vertical_align = 'top' horizontal_align = 'left' color = '0,0,0' />"
"<drawstep func = 'square' fill = 'gradient' gradient_start = '206, 121, 99' gradient_end = '173, 40, 8' shadow = 0 />"
"<drawstep func = 'circle' radius = 'auto' fill = 'foreground' />"
"</drawdata>"