mirrors/gstreamer
mirrors/gstreamer
1
1
Fork 0
mirror of https://gitlab.freedesktop.org/gstreamer/gstreamer.git synced 2024-10-05 18:22:23 +00:00
Code Issues 1 Projects Releases Wiki Activity

d3d11shader: Allow drawing without shader resource view

Browse source 
... for the case that we are rendering on target without input texture.
For example, we might want to draw arbitrary shape on render target view
without shader resource view.

Part-of: <https://gitlab.freedesktop.org/gstreamer/gst-plugins-bad/-/merge_requests/1323>
This commit is contained in:
Seungha Yang 2020-08-05 17:27:30 +09:00 committed by GStreamer Merge Bot
parent eecb130bd9
commit 36f7966a5e
1 changed files with 10 additions and 8 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

18
sys/d3d11/gstd3d11shader.c
View file

@ -274,7 +274,6 @@ gst_d3d11_quad_new (GstD3D11Device * device, ID3D11PixelShader * pixel_shader,
g_return_val_if_fail (pixel_shader != NULL, NULL); g_return_val_if_fail (pixel_shader != NULL, NULL);
g_return_val_if_fail (vertex_shader != NULL, NULL); g_return_val_if_fail (vertex_shader != NULL, NULL);
g_return_val_if_fail (layout != NULL, NULL); g_return_val_if_fail (layout != NULL, NULL);
g_return_val_if_fail (sampler != NULL, NULL);
g_return_val_if_fail (vertex_buffer != NULL, NULL); g_return_val_if_fail (vertex_buffer != NULL, NULL);
g_return_val_if_fail (vertex_stride > 0, NULL); g_return_val_if_fail (vertex_stride > 0, NULL);
g_return_val_if_fail (index_buffer != NULL, NULL); g_return_val_if_fail (index_buffer != NULL, NULL);
@ -298,7 +297,8 @@ gst_d3d11_quad_new (GstD3D11Device * device, ID3D11PixelShader * pixel_shader,
ID3D11PixelShader_AddRef (pixel_shader); ID3D11PixelShader_AddRef (pixel_shader);
ID3D11VertexShader_AddRef (vertex_shader); ID3D11VertexShader_AddRef (vertex_shader);
ID3D11InputLayout_AddRef (layout); ID3D11InputLayout_AddRef (layout);
ID3D11SamplerState_AddRef (sampler); if (sampler)
ID3D11SamplerState_AddRef (sampler);
if (blend) if (blend)
ID3D11BlendState_AddRef (blend); ID3D11BlendState_AddRef (blend);
@ -380,8 +380,6 @@ gst_d3d11_draw_quad_unlocked (GstD3D11Quad * quad,
g_return_val_if_fail (quad != NULL, FALSE); g_return_val_if_fail (quad != NULL, FALSE);
g_return_val_if_fail (viewport != NULL, FALSE); g_return_val_if_fail (viewport != NULL, FALSE);
g_return_val_if_fail (num_viewport <= GST_VIDEO_MAX_PLANES, FALSE); g_return_val_if_fail (num_viewport <= GST_VIDEO_MAX_PLANES, FALSE);
g_return_val_if_fail (srv != NULL, FALSE);
g_return_val_if_fail (num_srv <= GST_VIDEO_MAX_PLANES, FALSE);
g_return_val_if_fail (rtv != NULL, FALSE); g_return_val_if_fail (rtv != NULL, FALSE);
g_return_val_if_fail (num_rtv <= GST_VIDEO_MAX_PLANES, FALSE); g_return_val_if_fail (num_rtv <= GST_VIDEO_MAX_PLANES, FALSE);
@ -395,7 +393,8 @@ gst_d3d11_draw_quad_unlocked (GstD3D11Quad * quad,
ID3D11DeviceContext_IASetIndexBuffer (context_handle, ID3D11DeviceContext_IASetIndexBuffer (context_handle,
quad->index_buffer, quad->index_format, 0); quad->index_buffer, quad->index_format, 0);
ID3D11DeviceContext_PSSetSamplers (context_handle, 0, 1, &quad->sampler); if (quad->sampler)
ID3D11DeviceContext_PSSetSamplers (context_handle, 0, 1, &quad->sampler);
ID3D11DeviceContext_VSSetShader (context_handle, quad->vs, NULL, 0); ID3D11DeviceContext_VSSetShader (context_handle, quad->vs, NULL, 0);
ID3D11DeviceContext_PSSetShader (context_handle, quad->ps, NULL, 0); ID3D11DeviceContext_PSSetShader (context_handle, quad->ps, NULL, 0);
ID3D11DeviceContext_RSSetViewports (context_handle, num_viewport, viewport); ID3D11DeviceContext_RSSetViewports (context_handle, num_viewport, viewport);
@ -404,7 +403,8 @@ gst_d3d11_draw_quad_unlocked (GstD3D11Quad * quad,
ID3D11DeviceContext_PSSetConstantBuffers (context_handle, ID3D11DeviceContext_PSSetConstantBuffers (context_handle,
0, 1, &quad->const_buffer); 0, 1, &quad->const_buffer);
ID3D11DeviceContext_PSSetShaderResources (context_handle, 0, num_srv, srv); if (srv)
ID3D11DeviceContext_PSSetShaderResources (context_handle, 0, num_srv, srv);
ID3D11DeviceContext_OMSetRenderTargets (context_handle, num_rtv, rtv, dsv); ID3D11DeviceContext_OMSetRenderTargets (context_handle, num_rtv, rtv, dsv);
if (!blend_state) if (!blend_state)
blend_state = quad->blend; blend_state = quad->blend;
@ -415,8 +415,10 @@ gst_d3d11_draw_quad_unlocked (GstD3D11Quad * quad,
ID3D11DeviceContext_DrawIndexed (context_handle, quad->index_count, 0, 0); ID3D11DeviceContext_DrawIndexed (context_handle, quad->index_count, 0, 0);
ID3D11DeviceContext_PSSetShaderResources (context_handle, if (srv) {
0, num_srv, clear_view); ID3D11DeviceContext_PSSetShaderResources (context_handle,
0, num_srv, clear_view);
}
ID3D11DeviceContext_OMSetRenderTargets (context_handle, 0, NULL, NULL); ID3D11DeviceContext_OMSetRenderTargets (context_handle, 0, NULL, NULL);
return TRUE; return TRUE;