i965/fs: Lower 32x32 bit multiplication on BXT.

[mesa.git] / src / mesa / drivers / dri / i965 / gen7_viewport_state.c

diff --git a/src/mesa/drivers/dri/i965/gen7_viewport_state.c b/src/mesa/drivers/dri/i965/gen7_viewport_state.c
index eb596845b72a865e3093fda5cbfdaf1ee0d8042f..c75dc9964bf07f3b11936279702c02edf79d66bf 100644 (file)
--- a/src/mesa/drivers/dri/i965/gen7_viewport_state.c
+++ b/src/mesa/drivers/dri/i965/gen7_viewport_state.c
@@ -26,6 +26,7 @@
 #include "brw_defines.h"
 #include "intel_batchbuffer.h"
 #include "main/fbobject.h"
+#include "main/framebuffer.h"
 #include "main/viewport.h"
 
 static void
@@ -45,14 +46,14 @@ gen7_upload_sf_clip_viewport(struct brw_context *brw)
    /* _NEW_BUFFERS */
    if (render_to_fbo) {
       y_scale = 1.0;
-      y_bias = 0;
+      y_bias = 0.0;
    } else {
       y_scale = -1.0;
-      y_bias = ctx->DrawBuffer->Height;
+      y_bias = (float)_mesa_geometric_height(ctx->DrawBuffer);
    }
 
    for (unsigned i = 0; i < ctx->Const.MaxViewports; i++) {
-      double scale[3], translate[3];
+      float scale[3], translate[3];
       _mesa_get_viewport_xform(ctx, i, scale, translate);
 
       /* According to the "Vertex X,Y Clamping and Quantization" section of