From 04b2ffcb9e39b4ca16f37a23417aa9bf889c68e5 Mon Sep 17 00:00:00 2001
From: natinusala <natinusala@gmail.com>
Date: Mon, 28 Jan 2019 19:23:46 +0100
Subject: [PATCH] Fix scissoring for d3d10 and d3d11

---
 gfx/drivers/d3d10.c | 14 ++++++--------
 gfx/drivers/d3d11.c | 14 +++++++-------
 2 files changed, 13 insertions(+), 15 deletions(-)

diff --git a/gfx/drivers/d3d10.c b/gfx/drivers/d3d10.c
index ad389744e17..79b8fe526d6 100644
--- a/gfx/drivers/d3d10.c
+++ b/gfx/drivers/d3d10.c
@@ -68,14 +68,14 @@ d3d10_overlay_vertex_geom(void* data, unsigned index, float x, float y, float w,
    D3D10UnmapBuffer(d3d10->overlays.vbo);
 }
 
-static void d3d10_clear_scissor(d3d10_video_t *d3d10)
+static void d3d10_clear_scissor(d3d10_video_t *d3d10, video_frame_info_t *video_info)
 {
    D3D10_RECT scissor_rect = {0};
 
-   scissor_rect.left = d3d10->vp.x;
-   scissor_rect.top = d3d10->vp.y;
-   scissor_rect.right = d3d10->vp.width;
-   scissor_rect.bottom = d3d10->vp.height;
+   scissor_rect.left = 0;
+   scissor_rect.top = 0;
+   scissor_rect.right = video_info->width;
+   scissor_rect.bottom = video_info->height;
 
    D3D10SetScissorRects(d3d10->device, 1, &scissor_rect);
 }
@@ -269,8 +269,6 @@ static void d3d10_update_viewport(void* data, bool force_full)
    d3d10->frame.output_size.w = 1.0f / d3d10->vp.height;
 
    d3d10->resize_viewport = false;
-
-   d3d10_clear_scissor(d3d10);
 }
 
 static void d3d10_free_shader_preset(d3d10_video_t* d3d10)
@@ -1333,7 +1331,7 @@ static bool d3d10_gfx_frame(
    D3D10ClearRenderTargetView(context, d3d10->renderTargetView, d3d10->clearcolor);
    D3D10SetViewports(context, 1, &d3d10->frame.viewport);
 
-   d3d10_clear_scissor(d3d10);
+   d3d10_clear_scissor(d3d10, video_info);
 
    D3D10Draw(context, 4, 0);
 
diff --git a/gfx/drivers/d3d11.c b/gfx/drivers/d3d11.c
index 188eb784c42..f4b5a1699d6 100644
--- a/gfx/drivers/d3d11.c
+++ b/gfx/drivers/d3d11.c
@@ -81,14 +81,14 @@ d3d11_overlay_vertex_geom(void* data, unsigned index, float x, float y, float w,
    D3D11UnmapBuffer(d3d11->context, d3d11->overlays.vbo, 0);
 }
 
-static void d3d11_clear_scissor(d3d11_video_t *d3d11)
+static void d3d11_clear_scissor(d3d11_video_t *d3d11, video_frame_info_t *video_info)
 {
    D3D11_RECT scissor_rect = {0};
 
-   scissor_rect.left = d3d11->vp.x;
-   scissor_rect.top = d3d11->vp.y;
-   scissor_rect.right = d3d11->vp.width;
-   scissor_rect.bottom = d3d11->vp.height;
+   scissor_rect.left = 0;
+   scissor_rect.top = 0;
+   scissor_rect.right = video_info->width;
+   scissor_rect.bottom = video_info->height;
 
    D3D11SetScissorRects(d3d11->context, 1, &scissor_rect);
 }
@@ -284,8 +284,6 @@ static void d3d11_update_viewport(void* data, bool force_full)
    d3d11->frame.output_size.w = 1.0f / d3d11->vp.height;
 
    d3d11->resize_viewport = false;
-
-   d3d11_clear_scissor(d3d11);
 }
 
 static void d3d11_free_shader_preset(d3d11_video_t* d3d11)
@@ -1393,6 +1391,8 @@ static bool d3d11_gfx_frame(
    D3D11ClearRenderTargetView(context, d3d11->renderTargetView, d3d11->clearcolor);
    D3D11SetViewports(context, 1, &d3d11->frame.viewport);
 
+   d3d11_clear_scissor(d3d11, video_info);
+
    D3D11Draw(context, 4, 0);
 
    D3D11SetBlendState(context, d3d11->blend_enable, NULL, D3D11_DEFAULT_SAMPLE_MASK);