add image variant to patch gm

Bug: skia:
Change-Id: Icaa1e2854775d8a79a8b3520163a863605336d05
Reviewed-on: https://skia-review.googlesource.com/17792
Reviewed-by: Mike Reed <reed@google.com>
Commit-Queue: Mike Reed <reed@google.com>
This commit is contained in:
Mike Reed 2017-05-23 21:27:59 -04:00 committed by Skia Commit-Bot
parent d17b4a678b
commit d36968bd98

View File

@ -7,6 +7,7 @@
#include "gm.h"
#include "SkGradientShader.h"
#include "SkImage.h"
#include "SkPatchUtils.h"
#include "SkPath.h"
@ -81,7 +82,7 @@ const SkPoint gTexCoords[SkPatchUtils::kNumCorners] = {
};
static void dopatch(SkCanvas* canvas, const SkColor colors[]) {
static void dopatch(SkCanvas* canvas, const SkColor colors[], sk_sp<SkImage> img = nullptr) {
SkPaint paint;
const SkBlendMode modes[] = {
@ -90,7 +91,22 @@ static void dopatch(SkCanvas* canvas, const SkColor colors[]) {
SkBlendMode::kModulate,
};
sk_sp<SkShader> shader(make_shader());
SkPoint texStorage[4];
const SkPoint* tex = gTexCoords;
sk_sp<SkShader> shader;
if (img) {
SkScalar w = img->width();
SkScalar h = img->height();
shader = img->makeShader(SkShader::kClamp_TileMode, SkShader::kClamp_TileMode);
texStorage[0].set(0, 0);
texStorage[1].set(w, 0);
texStorage[2].set(w, h);
texStorage[3].set(0, h);
tex = texStorage;
} else {
shader = make_shader();
}
canvas->save();
for (int y = 0; y < 3; y++) {
@ -106,12 +122,12 @@ static void dopatch(SkCanvas* canvas, const SkColor colors[]) {
break;
case 2:
paint.setShader(shader);
canvas->drawPatch(gCubics, nullptr, gTexCoords, modes[y], paint);
canvas->drawPatch(gCubics, nullptr, tex, modes[y], paint);
paint.setShader(nullptr);
break;
case 3:
paint.setShader(shader);
canvas->drawPatch(gCubics, colors, gTexCoords, modes[y], paint);
canvas->drawPatch(gCubics, colors, tex, modes[y], paint);
paint.setShader(nullptr);
break;
default:
@ -131,6 +147,13 @@ DEF_SIMPLE_GM(patch_primitive, canvas, 1500, 1100) {
};
dopatch(canvas, colors);
}
#include "Resources.h"
DEF_SIMPLE_GM(patch_image, canvas, 1500, 1100) {
const SkColor colors[SkPatchUtils::kNumCorners] = {
SK_ColorRED, SK_ColorGREEN, SK_ColorBLUE, SK_ColorCYAN
};
dopatch(canvas, colors, GetResourceAsImage("mandrill_128.png"));
}
DEF_SIMPLE_GM(patch_alpha, canvas, 1500, 1100) {
const SkColor colors[SkPatchUtils::kNumCorners] = {
SK_ColorRED, 0x0000FF00, SK_ColorBLUE, 0x00FF00FF,