///////////////////////////////////////////////////////////////////////
-SkA8_Shader_Blitter::SkA8_Shader_Blitter(const SkBitmap& device, const SkPaint& paint)
- : INHERITED(device, paint) {
+SkA8_Shader_Blitter::SkA8_Shader_Blitter(const SkBitmap& device, const SkPaint& paint,
+ SkShader::Context* shaderContext)
+ : INHERITED(device, paint, shaderContext) {
if ((fXfermode = paint.getXfermode()) != NULL) {
fXfermode->ref();
- SkASSERT(fShader);
+ SkASSERT(fShaderContext);
}
int width = device.width();
(unsigned)(x + width) <= (unsigned)fDevice.width());
uint8_t* device = fDevice.getAddr8(x, y);
+ SkShader::Context* shaderContext = fShaderContext;
- if ((fShader->getFlags() & SkShader::kOpaqueAlpha_Flag) && !fXfermode) {
+ if ((shaderContext->getFlags() & SkShader::kOpaqueAlpha_Flag) && !fXfermode) {
memset(device, 0xFF, width);
} else {
SkPMColor* span = fBuffer;
- fShader->shadeSpan(x, y, span, width);
+ shaderContext->shadeSpan(x, y, span, width);
if (fXfermode) {
fXfermode->xferA8(device, span, width, NULL);
} else {
void SkA8_Shader_Blitter::blitAntiH(int x, int y, const SkAlpha antialias[],
const int16_t runs[]) {
- SkShader* shader = fShader;
- SkXfermode* mode = fXfermode;
- uint8_t* aaExpand = fAAExpand;
- SkPMColor* span = fBuffer;
- uint8_t* device = fDevice.getAddr8(x, y);
- int opaque = fShader->getFlags() & SkShader::kOpaqueAlpha_Flag;
+ SkShader::Context* shaderContext = fShaderContext;
+ SkXfermode* mode = fXfermode;
+ uint8_t* aaExpand = fAAExpand;
+ SkPMColor* span = fBuffer;
+ uint8_t* device = fDevice.getAddr8(x, y);
+ int opaque = shaderContext->getFlags() & SkShader::kOpaqueAlpha_Flag;
for (;;) {
int count = *runs;
if (opaque && aa == 255 && mode == NULL) {
memset(device, 0xFF, count);
} else {
- shader->shadeSpan(x, y, span, count);
+ shaderContext->shadeSpan(x, y, span, count);
if (mode) {
memset(aaExpand, aa, count);
mode->xferA8(device, span, count, aaExpand);
int height = clip.height();
uint8_t* device = fDevice.getAddr8(x, y);
const uint8_t* alpha = mask.getAddr8(x, y);
+ SkShader::Context* shaderContext = fShaderContext;
SkPMColor* span = fBuffer;
while (--height >= 0) {
- fShader->shadeSpan(x, y, span, width);
+ shaderContext->shadeSpan(x, y, span, width);
if (fXfermode) {
fXfermode->xferA8(device, span, width, alpha);
} else {