Function TestDrawStateDispatch

engine/render/src/test/test_render.cpp:607–663

};

static void TestDrawStateDispatch(dmRender::RenderListDispatchParams const & params)
{
    if (params.m_Operation == dmRender::RENDER_LIST_OPERATION_BATCH)
    {
        TestDrawStateDispatchCtx* user_ctx = (TestDrawStateDispatchCtx*) params.m_UserData;
        dmRender::RenderObject* ro_0       = &user_ctx->m_RenderObjects[0];

        ro_0->Init();
        ro_0->m_Material = user_ctx->m_Material;
        ro_0->m_VertexCount = 1;
        ro_0->m_VertexDeclaration = user_ctx->m_VertexDeclaration;
        ro_0->m_VertexBuffer      = user_ctx->m_VertexBuffer;

        // Override blending factors
        ro_0->m_SetBlendFactors        = true;
        ro_0->m_SourceBlendFactor      = dmGraphics::BLEND_FACTOR_ONE;
        ro_0->m_DestinationBlendFactor = dmGraphics::BLEND_FACTOR_ONE_MINUS_CONSTANT_ALPHA;

        // Override face winding
        ro_0->m_SetFaceWinding = true;
        ro_0->m_FaceWinding    = dmGraphics::FACE_WINDING_CW;

        ro_0->m_SetStencilTest                      = true;
        ro_0->m_StencilTestParams.m_Front.m_Func    = dmGraphics::COMPARE_FUNC_EQUAL;
        ro_0->m_StencilTestParams.m_Ref             = 16; // expected: 0xff after render
        ro_0->m_StencilTestParams.m_RefMask         = 22; // expected: 0x0f after render
        ro_0->m_StencilTestParams.m_ColorBufferMask = dmGraphics::DM_GRAPHICS_STATE_WRITE_R | dmGraphics::DM_GRAPHICS_STATE_WRITE_A;
        ro_0->m_StencilTestParams.m_BufferMask      = 1;

        dmRender::RenderObject* ro_1 = &user_ctx->m_RenderObjects[1];
        ro_1->Init();
        ro_1->m_Material          = user_ctx->m_Material;
        ro_1->m_VertexCount       = 1;
        ro_1->m_VertexDeclaration = user_ctx->m_VertexDeclaration;
        ro_1->m_VertexBuffer      = user_ctx->m_VertexBuffer;

        ro_1->m_SetStencilTest                         = true;
        ro_1->m_StencilTestParams.m_SeparateFaceStates = 1;

        // Set some non-specific state values
        ro_1->m_StencilTestParams.m_Front.m_Func     = dmGraphics::COMPARE_FUNC_NOTEQUAL;
        ro_1->m_StencilTestParams.m_Front.m_OpSFail  = dmGraphics::STENCIL_OP_INCR_WRAP;
        ro_1->m_StencilTestParams.m_Front.m_OpDPFail = dmGraphics::STENCIL_OP_DECR;
        ro_1->m_StencilTestParams.m_Front.m_OpDPPass = dmGraphics::STENCIL_OP_DECR_WRAP;

        ro_1->m_StencilTestParams.m_Back.m_Func     = dmGraphics::COMPARE_FUNC_GEQUAL;
        ro_1->m_StencilTestParams.m_Back.m_OpSFail  = dmGraphics::STENCIL_OP_REPLACE;
        ro_1->m_StencilTestParams.m_Back.m_OpDPFail = dmGraphics::STENCIL_OP_INVERT;
        ro_1->m_StencilTestParams.m_Back.m_OpDPPass = dmGraphics::STENCIL_OP_INCR_WRAP;

        ro_1->m_StencilTestParams.m_Ref     = 127; // expected: 0xff after render
        ro_1->m_StencilTestParams.m_RefMask = 11; // expected: 0x0f after render

        AddToRender(user_ctx->m_Context, ro_0);
        AddToRender(user_ctx->m_Context, ro_1);
    }
}