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/******************************************************************************
* The MIT License (MIT)
*
* Copyright (c) 2015 Baldur Karlsson
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
******************************************************************************/
#include "d3d11_test.h"
struct D3D11_Map_Overrun : D3D11GraphicsTest
{
static constexpr const char *Description = "Test overrunning the bounds of a Map() call";
std::string common = R"EOSHADER(
struct a2v
{
float3 pos : POSITION;
float4 col : COLOR0;
float2 uv : TEXCOORD0;
};
struct v2f
{
float4 pos : SV_POSITION;
float4 col : COLOR0;
float4 uv : TEXCOORD0;
};
)EOSHADER";
std::string vertex = R"EOSHADER(
v2f main(a2v IN, uint vid : SV_VertexID)
{
v2f OUT = (v2f)0;
OUT.pos = float4(IN.pos.xyz, 1);
OUT.col = IN.col;
OUT.uv = float4(IN.uv, 0, 1);
return OUT;
}
)EOSHADER";
std::string pixel = R"EOSHADER(
float4 main(v2f IN) : SV_Target0
{
return IN.col;
}
)EOSHADER";
int main(int argc, char **argv)
{
// initialise, create window, create device, etc
if(!Init(argc, argv))
return 3;
ID3DBlobPtr vsblob = Compile(common + vertex, "main", "vs_5_0");
ID3DBlobPtr psblob = Compile(common + pixel, "main", "ps_5_0");
CreateDefaultInputLayout(vsblob);
ID3D11VertexShaderPtr vs = CreateVS(vsblob);
ID3D11PixelShaderPtr ps = CreatePS(psblob);
ID3D11BufferPtr vb =
MakeBuffer().Vertex().Mappable().Data(DefaultTri).Size(sizeof(DefaultTri) - sizeof(Vec2f));
D3D11_MAPPED_SUBRESOURCE mapped = Map(vb, 0, D3D11_MAP_WRITE_DISCARD);
memcpy(mapped.pData, DefaultTri, sizeof(DefaultTri));
ctx->Unmap(vb, 0);
while(Running())
{
ClearRenderTargetView(bbRTV, {0.4f, 0.5f, 0.6f, 1.0f});
IASetVertexBuffer(vb, sizeof(DefaultA2V), 0);
ctx->IASetPrimitiveTopology(D3D11_PRIMITIVE_TOPOLOGY_TRIANGLELIST);
ctx->IASetInputLayout(defaultLayout);
ctx->VSSetShader(vs, NULL, 0);
ctx->PSSetShader(ps, NULL, 0);
RSSetViewport({0.0f, 0.0f, (float)screenWidth, (float)screenHeight, 0.0f, 1.0f});
ctx->OMSetRenderTargets(1, &bbRTV.GetInterfacePtr(), NULL);
ctx->Draw(3, 0);
Present();
}
return 0;
}
};
REGISTER_TEST(D3D11_Map_Overrun);
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