android: add a fast path for swrast

Observed increased antutu score on 1024x768, should see more
with larger resolution

NO_REF_TASK
Tested: local run

Change-Id: Ia05e0551a65ae7678561b167c1f5e75509ea4e84

1 files changed, 16 insertions, 8 deletions

diff --git a/src/egl/drivers/dri2/platform_android.c b/src/egl/drivers/dri2/platform_android.c
index 3c14086..d248ed2 100644
--- a/src/egl/drivers/dri2/platform_android.c
+++ b/src/egl/drivers/dri2/platform_android.c
@@ -882,10 +882,14 @@ swrastPutImage2(__DRIdrawable * draw, int op,
    dstPtr += y * dstStride + xOffset;
    srcPtr = data;
 
-   for (; h>0; h--) {
-      memcpy(dstPtr, srcPtr, copyWidth);
-      srcPtr += stride;
-      dstPtr += dstStride;
+   if (xOffset == 0 && copyWidth == stride && copyWidth == dstStride) {
+      memcpy(dstPtr, srcPtr, copyWidth * h);
+   } else {
+      for (; h>0; h--) {
+         memcpy(dstPtr, srcPtr, copyWidth);
+         srcPtr += stride;
+         dstPtr += dstStride;
+      }
    }
 
    if (gr_module->unlock(gr_module, dri2_surf->buffer->handle)) {
@@ -942,10 +946,14 @@ swrastGetImage(__DRIdrawable * read,
    srcPtr += y * srcStride + xOffset;
    dstPtr = data;
 
-   for (; h>0; h--) {
-      memcpy(dstPtr, srcPtr, copyWidth);
-      srcPtr += srcStride;
-      dstPtr += copyWidth;
+   if (xOffset == 0 && copyWidth == srcStride) {
+      memcpy(dstPtr, srcPtr, copyWidth * h);
+   } else {
+      for (; h>0; h--) {
+         memcpy(dstPtr, srcPtr, copyWidth);
+         srcPtr += srcStride;
+         dstPtr += copyWidth;
+      }
    }
 
    if (gr_module->unlock(gr_module, dri2_surf->buffer->handle)) {