#include "brw_defines.h"
#include "intel_batchbuffer.h"
#include "main/fbobject.h"
+#include "main/framebuffer.h"
+#include "main/viewport.h"
static void
gen7_upload_sf_clip_viewport(struct brw_context *brw)
{
struct gl_context *ctx = &brw->ctx;
- const GLfloat depth_scale = 1.0F / ctx->DrawBuffer->_DepthMaxF;
GLfloat y_scale, y_bias;
const bool render_to_fbo = _mesa_is_user_fbo(ctx->DrawBuffer);
struct gen7_sf_clip_viewport *vp;
/* _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++) {
- const GLfloat *const v = ctx->ViewportArray[i]._WindowMap.m;
+ float scale[3], translate[3];
+ _mesa_get_viewport_xform(ctx, i, scale, translate);
/* According to the "Vertex X,Y Clamping and Quantization" section of
* the Strips and Fans documentation, objects must not have a
vp[i].guardband.ymax = gby;
/* _NEW_VIEWPORT */
- vp[i].viewport.m00 = v[MAT_SX];
- vp[i].viewport.m11 = v[MAT_SY] * y_scale;
- vp[i].viewport.m22 = v[MAT_SZ] * depth_scale;
- vp[i].viewport.m30 = v[MAT_TX];
- vp[i].viewport.m31 = v[MAT_TY] * y_scale + y_bias;
- vp[i].viewport.m32 = v[MAT_TZ] * depth_scale;
+ vp[i].viewport.m00 = scale[0];
+ vp[i].viewport.m11 = scale[1] * y_scale;
+ vp[i].viewport.m22 = scale[2];
+ vp[i].viewport.m30 = translate[0];
+ vp[i].viewport.m31 = translate[1] * y_scale + y_bias;
+ vp[i].viewport.m32 = translate[2];
}
BEGIN_BATCH(2);
.mesa = _NEW_BUFFERS |
_NEW_VIEWPORT,
.brw = BRW_NEW_BATCH,
- .cache = 0,
},
.emit = gen7_upload_sf_clip_viewport,
};