Mesa (master): radeon: Fix scissors for dri1.
Pauli Nieminen
suokko at kemper.freedesktop.org
Fri Aug 28 19:07:09 UTC 2009
Module: Mesa
Branch: master
Commit: 4f644e58d455cbc70fe856576321f868e36b6346
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=4f644e58d455cbc70fe856576321f868e36b6346
Author: Pauli Nieminen <suokkos at gmail.com>
Date: Fri Aug 28 20:41:15 2009 +0300
radeon: Fix scissors for dri1.
DRI1 has to set scissors in framebuffer coordinates.
---
src/mesa/drivers/dri/radeon/radeon_common.c | 25 +++++++++++++++++++++----
1 files changed, 21 insertions(+), 4 deletions(-)
diff --git a/src/mesa/drivers/dri/radeon/radeon_common.c b/src/mesa/drivers/dri/radeon/radeon_common.c
index e14a419..ee0cbf6 100644
--- a/src/mesa/drivers/dri/radeon/radeon_common.c
+++ b/src/mesa/drivers/dri/radeon/radeon_common.c
@@ -234,9 +234,13 @@ void radeonUpdateScissor( GLcontext *ctx )
GLint x = ctx->Scissor.X, y = ctx->Scissor.Y;
GLsizei w = ctx->Scissor.Width, h = ctx->Scissor.Height;
int x1, y1, x2, y2;
+ int min_x, min_y, max_x, max_y;
if (!ctx->DrawBuffer)
return;
+ min_x = min_y = 0;
+ max_x = ctx->DrawBuffer->Width - 1;
+ max_y = ctx->DrawBuffer->Height - 1;
if ( !ctx->DrawBuffer->Name ) {
x1 = x;
@@ -250,11 +254,24 @@ void radeonUpdateScissor( GLcontext *ctx )
y2 = y + h - 1;
}
+ if (!rmesa->radeonScreen->kernel_mm) {
+ /* Fix scissors for dri 1 */
+
+ __DRIdrawablePrivate *dPriv = radeon_get_drawable(rmesa);
+ x1 += dPriv->x;
+ x2 += dPriv->x + 1;
+ min_x += dPriv->x;
+ max_x += dPriv->x + 1;
+ y1 += dPriv->y;
+ y2 += dPriv->y + 1;
+ min_y += dPriv->y;
+ max_y += dPriv->y + 1;
+ }
- rmesa->state.scissor.rect.x1 = CLAMP(x1, 0, ctx->DrawBuffer->Width - 1);
- rmesa->state.scissor.rect.y1 = CLAMP(y1, 0, ctx->DrawBuffer->Height - 1);
- rmesa->state.scissor.rect.x2 = CLAMP(x2, 0, ctx->DrawBuffer->Width - 1);
- rmesa->state.scissor.rect.y2 = CLAMP(y2, 0, ctx->DrawBuffer->Height - 1);
+ rmesa->state.scissor.rect.x1 = CLAMP(x1, min_x, max_x);
+ rmesa->state.scissor.rect.y1 = CLAMP(y1, min_y, max_y);
+ rmesa->state.scissor.rect.x2 = CLAMP(x2, min_x, max_x);
+ rmesa->state.scissor.rect.y2 = CLAMP(y2, min_y, max_y);
radeonRecalcScissorRects( rmesa );
}
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