upgrade source to 2.0.8

Edward Rudd

2018-08-19 561f0d614098a95527367cc3f911e476f35643d6

 source/src/render/direct3d/SDL_render_d3d.c

@@ -1,6 +1,6 @@
/*
  Simple DirectMedia Layer
  Copyright (C) 1997-2016 Sam Lantinga <slouken@libsdl.org>
  Copyright (C) 1997-2018 Sam Lantinga <slouken@libsdl.org>

  This software is provided 'as-is', without any express or implied
  warranty.  In no event will the authors be held liable for any damages
@@ -39,85 +39,7 @@
#include <d3d9.h>
#endif


#ifdef ASSEMBLE_SHADER
#pragma comment(lib, "d3dx9.lib")

/**************************************************************************
 * ID3DXBuffer:
 * ------------
 * The buffer object is used by D3DX to return arbitrary size data.
 *
 * GetBufferPointer -
 *    Returns a pointer to the beginning of the buffer.
 *
 * GetBufferSize -
 *    Returns the size of the buffer, in bytes.
 **************************************************************************/

typedef interface ID3DXBuffer ID3DXBuffer;
typedef interface ID3DXBuffer *LPD3DXBUFFER;

/* {8BA5FB08-5195-40e2-AC58-0D989C3A0102} */
DEFINE_GUID(IID_ID3DXBuffer,
0x8ba5fb08, 0x5195, 0x40e2, 0xac, 0x58, 0xd, 0x98, 0x9c, 0x3a, 0x1, 0x2);

#undef INTERFACE
#define INTERFACE ID3DXBuffer

typedef interface ID3DXBuffer {
    const struct ID3DXBufferVtbl FAR* lpVtbl;
} ID3DXBuffer;
typedef const struct ID3DXBufferVtbl ID3DXBufferVtbl;
const struct ID3DXBufferVtbl
{
    /* IUnknown */
    STDMETHOD(QueryInterface)(THIS_ REFIID iid, LPVOID *ppv) PURE;
    STDMETHOD_(ULONG, AddRef)(THIS) PURE;
    STDMETHOD_(ULONG, Release)(THIS) PURE;

    /* ID3DXBuffer */
    STDMETHOD_(LPVOID, GetBufferPointer)(THIS) PURE;
    STDMETHOD_(DWORD, GetBufferSize)(THIS) PURE;
};

HRESULT WINAPI
    D3DXAssembleShader(
        LPCSTR                          pSrcData,
        UINT                            SrcDataLen,
        CONST LPVOID*                   pDefines,
        LPVOID                          pInclude,
        DWORD                           Flags,
        LPD3DXBUFFER*                   ppShader,
        LPD3DXBUFFER*                   ppErrorMsgs);

static void PrintShaderData(LPDWORD shader_data, DWORD shader_size)
{
    OutputDebugStringA("const DWORD shader_data[] = {\n\t");
    {
        SDL_bool newline = SDL_FALSE;
        unsigned i;
        for (i = 0; i < shader_size / sizeof(DWORD); ++i) {
            char dword[11];
            if (i > 0) {
                if ((i%6) == 0) {
                    newline = SDL_TRUE;
                }
                if (newline) {
                    OutputDebugStringA(",\n    ");
                    newline = SDL_FALSE;
                } else {
                    OutputDebugStringA(", ");
                }
            }
            SDL_snprintf(dword, sizeof(dword), "0x%8.8x", shader_data[i]);
            OutputDebugStringA(dword);
        }
        OutputDebugStringA("\n};\n");
    }
}

#endif /* ASSEMBLE_SHADER */
#include "SDL_shaders_d3d.h"


/* Direct3D renderer implementation */
@@ -125,6 +47,7 @@
static SDL_Renderer *D3D_CreateRenderer(SDL_Window * window, Uint32 flags);
static void D3D_WindowEvent(SDL_Renderer * renderer,
                            const SDL_WindowEvent *event);
static SDL_bool D3D_SupportsBlendMode(SDL_Renderer * renderer, SDL_BlendMode blendMode);
static int D3D_CreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
static int D3D_RecreateTexture(SDL_Renderer * renderer, SDL_Texture * texture);
static int D3D_UpdateTexture(SDL_Renderer * renderer, SDL_Texture * texture,
@@ -187,7 +110,7 @@
    IDirect3DSurface9 *defaultRenderTarget;
    IDirect3DSurface9 *currentRenderTarget;
    void* d3dxDLL;
    LPDIRECT3DPIXELSHADER9 ps_yuv;
    LPDIRECT3DPIXELSHADER9 shaders[NUM_SHADERS];
} D3D_RenderData;

typedef struct
@@ -196,6 +119,7 @@
    int w, h;
    DWORD usage;
    Uint32 format;
    D3DFORMAT d3dfmt;
    IDirect3DTexture9 *texture;
    IDirect3DTexture9 *staging;
} D3D_TextureRep;
@@ -312,6 +236,8 @@
        return D3DFMT_A8R8G8B8;
    case SDL_PIXELFORMAT_YV12:
    case SDL_PIXELFORMAT_IYUV:
    case SDL_PIXELFORMAT_NV12:
    case SDL_PIXELFORMAT_NV21:
        return D3DFMT_L8;
    default:
        return D3DFMT_UNKNOWN;
@@ -542,6 +468,7 @@
    }

    renderer->WindowEvent = D3D_WindowEvent;
    renderer->SupportsBlendMode = D3D_SupportsBlendMode;
    renderer->CreateTexture = D3D_CreateTexture;
    renderer->UpdateTexture = D3D_UpdateTexture;
    renderer->UpdateTextureYUV = D3D_UpdateTextureYUV;
@@ -659,136 +586,19 @@
    /* Set up parameters for rendering */
    D3D_InitRenderState(data);

    if (caps.MaxSimultaneousTextures >= 3)
    {
#ifdef ASSEMBLE_SHADER
        /* This shader was created by running the following HLSL through the fxc compiler
           and then tuning the generated assembly.

           fxc /T fx_4_0 /O3 /Gfa /Fc yuv.fxc yuv.fx

           --- yuv.fx ---
           Texture2D g_txY;
           Texture2D g_txU;
           Texture2D g_txV;

           SamplerState samLinear
           {
               Filter = ANISOTROPIC;
               AddressU = Clamp;
               AddressV = Clamp;
               MaxAnisotropy = 1;
           };

           struct VS_OUTPUT
           {
                float2 TextureUV  : TEXCOORD0;
           };

           struct PS_OUTPUT
           {
                float4 RGBAColor : SV_Target;
           };

           PS_OUTPUT YUV420( VS_OUTPUT In ) 
           {
               const float3 offset = {-0.0627451017, -0.501960814, -0.501960814};
               const float3 Rcoeff = {1.164,  0.000,  1.596};
               const float3 Gcoeff = {1.164, -0.391, -0.813};
               const float3 Bcoeff = {1.164,  2.018,  0.000};

               PS_OUTPUT Output;
               float2 TextureUV = In.TextureUV;

               float3 yuv;
               yuv.x = g_txY.Sample( samLinear, TextureUV ).r;
               yuv.y = g_txU.Sample( samLinear, TextureUV ).r;
               yuv.z = g_txV.Sample( samLinear, TextureUV ).r;

               yuv += offset;
               Output.RGBAColor.r = dot(yuv, Rcoeff);
               Output.RGBAColor.g = dot(yuv, Gcoeff);
               Output.RGBAColor.b = dot(yuv, Bcoeff);
               Output.RGBAColor.a = 1.0f;

               return Output;
           }

           technique10 RenderYUV420
           {
               pass P0
               {
                    SetPixelShader( CompileShader( ps_4_0_level_9_0, YUV420() ) );
               }
           }
        */
        const char *shader_text =
            "ps_2_0\n"
            "def c0, -0.0627451017, -0.501960814, -0.501960814, 1\n"
            "def c1, 1.16400003, 0, 1.59599996, 0\n"
            "def c2, 1.16400003, -0.391000003, -0.813000023, 0\n"
            "def c3, 1.16400003, 2.01799989, 0, 0\n"
            "dcl t0.xy\n"
            "dcl v0.xyzw\n"
            "dcl_2d s0\n"
            "dcl_2d s1\n"
            "dcl_2d s2\n"
            "texld r0, t0, s0\n"
            "texld r1, t0, s1\n"
            "texld r2, t0, s2\n"
            "mov r0.y, r1.x\n"
            "mov r0.z, r2.x\n"
            "add r0.xyz, r0, c0\n"
            "dp3 r1.x, r0, c1\n"
            "dp3 r1.y, r0, c2\n"
            "dp2add r1.z, r0, c3, c3.z\n"   /* Logically this is "dp3 r1.z, r0, c3" but the optimizer did its magic */
            "mov r1.w, c0.w\n"
            "mul r0, r1, v0\n"              /* Not in the HLSL, multiply by vertex color */
            "mov oC0, r0\n"
        ;
        LPD3DXBUFFER pCode;
        LPD3DXBUFFER pErrorMsgs;
        LPDWORD shader_data = NULL;
        DWORD   shader_size = 0;
        result = D3DXAssembleShader(shader_text, SDL_strlen(shader_text), NULL, NULL, 0, &pCode, &pErrorMsgs);
        if (!FAILED(result)) {
            shader_data = (DWORD*)pCode->lpVtbl->GetBufferPointer(pCode);
            shader_size = pCode->lpVtbl->GetBufferSize(pCode);
            PrintShaderData(shader_data, shader_size);
        } else {
            const char *error = (const char *)pErrorMsgs->lpVtbl->GetBufferPointer(pErrorMsgs);
            SDL_SetError("Couldn't assemble shader: %s", error);
        }
#else
        const DWORD shader_data[] = {
            0xffff0200, 0x05000051, 0xa00f0000, 0xbd808081, 0xbf008081, 0xbf008081,
            0x3f800000, 0x05000051, 0xa00f0001, 0x3f94fdf4, 0x00000000, 0x3fcc49ba,
            0x00000000, 0x05000051, 0xa00f0002, 0x3f94fdf4, 0xbec83127, 0xbf5020c5,
            0x00000000, 0x05000051, 0xa00f0003, 0x3f94fdf4, 0x400126e9, 0x00000000,
            0x00000000, 0x0200001f, 0x80000000, 0xb0030000, 0x0200001f, 0x80000000,
            0x900f0000, 0x0200001f, 0x90000000, 0xa00f0800, 0x0200001f, 0x90000000,
            0xa00f0801, 0x0200001f, 0x90000000, 0xa00f0802, 0x03000042, 0x800f0000,
            0xb0e40000, 0xa0e40800, 0x03000042, 0x800f0001, 0xb0e40000, 0xa0e40801,
            0x03000042, 0x800f0002, 0xb0e40000, 0xa0e40802, 0x02000001, 0x80020000,
            0x80000001, 0x02000001, 0x80040000, 0x80000002, 0x03000002, 0x80070000,
            0x80e40000, 0xa0e40000, 0x03000008, 0x80010001, 0x80e40000, 0xa0e40001,
            0x03000008, 0x80020001, 0x80e40000, 0xa0e40002, 0x0400005a, 0x80040001,
            0x80e40000, 0xa0e40003, 0xa0aa0003, 0x02000001, 0x80080001, 0xa0ff0000,
            0x03000005, 0x800f0000, 0x80e40001, 0x90e40000, 0x02000001, 0x800f0800,
            0x80e40000, 0x0000ffff
        };
#endif
        if (shader_data != NULL) {
            result = IDirect3DDevice9_CreatePixelShader(data->device, shader_data, &data->ps_yuv);
            if (!FAILED(result)) {
                renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_YV12;
                renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_IYUV;
            } else {
    if (caps.MaxSimultaneousTextures >= 3) {
        int i;
        for (i = 0; i < SDL_arraysize(data->shaders); ++i) {
            result = D3D9_CreatePixelShader(data->device, (D3D9_Shader)i, &data->shaders[i]);
            if (FAILED(result)) {
                D3D_SetError("CreatePixelShader()", result);
            }
        }
        if (data->shaders[SHADER_YUV_JPEG] && data->shaders[SHADER_YUV_BT601] && data->shaders[SHADER_YUV_BT709]) {
            renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_YV12;
            renderer->info.texture_formats[renderer->info.num_texture_formats++] = SDL_PIXELFORMAT_IYUV;
        }
    }

    return renderer;
}

@@ -800,6 +610,58 @@
    if (event->event == SDL_WINDOWEVENT_SIZE_CHANGED) {
        data->updateSize = SDL_TRUE;
    }
}

static D3DBLEND GetBlendFunc(SDL_BlendFactor factor)
{
    switch (factor) {
    case SDL_BLENDFACTOR_ZERO:
        return D3DBLEND_ZERO;
    case SDL_BLENDFACTOR_ONE:
        return D3DBLEND_ONE;
    case SDL_BLENDFACTOR_SRC_COLOR:
        return D3DBLEND_SRCCOLOR;
    case SDL_BLENDFACTOR_ONE_MINUS_SRC_COLOR:
        return D3DBLEND_INVSRCCOLOR;
    case SDL_BLENDFACTOR_SRC_ALPHA:
        return D3DBLEND_SRCALPHA;
    case SDL_BLENDFACTOR_ONE_MINUS_SRC_ALPHA:
        return D3DBLEND_INVSRCALPHA;
    case SDL_BLENDFACTOR_DST_COLOR:
        return D3DBLEND_DESTCOLOR;
    case SDL_BLENDFACTOR_ONE_MINUS_DST_COLOR:
        return D3DBLEND_INVDESTCOLOR;
    case SDL_BLENDFACTOR_DST_ALPHA:
        return D3DBLEND_DESTALPHA;
    case SDL_BLENDFACTOR_ONE_MINUS_DST_ALPHA:
        return D3DBLEND_INVDESTALPHA;
    default:
        return (D3DBLEND)0;
    }
}

static SDL_bool
D3D_SupportsBlendMode(SDL_Renderer * renderer, SDL_BlendMode blendMode)
{
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
    SDL_BlendFactor srcColorFactor = SDL_GetBlendModeSrcColorFactor(blendMode);
    SDL_BlendFactor srcAlphaFactor = SDL_GetBlendModeSrcAlphaFactor(blendMode);
    SDL_BlendOperation colorOperation = SDL_GetBlendModeColorOperation(blendMode);
    SDL_BlendFactor dstColorFactor = SDL_GetBlendModeDstColorFactor(blendMode);
    SDL_BlendFactor dstAlphaFactor = SDL_GetBlendModeDstAlphaFactor(blendMode);
    SDL_BlendOperation alphaOperation = SDL_GetBlendModeAlphaOperation(blendMode);

    if (!GetBlendFunc(srcColorFactor) || !GetBlendFunc(srcAlphaFactor) ||
        !GetBlendFunc(dstColorFactor) || !GetBlendFunc(dstAlphaFactor)) {
        return SDL_FALSE;
    }
    if ((srcColorFactor != srcAlphaFactor || dstColorFactor != dstAlphaFactor) && !data->enableSeparateAlphaBlend) {
        return SDL_FALSE;
    }
    if (colorOperation != SDL_BLENDOPERATION_ADD || alphaOperation != SDL_BLENDOPERATION_ADD) {
        return SDL_FALSE;
    }
    return SDL_TRUE;
}

static D3DTEXTUREFILTERTYPE
@@ -815,7 +677,7 @@
}

static int
D3D_CreateTextureRep(IDirect3DDevice9 *device, D3D_TextureRep *texture, DWORD usage, Uint32 format, int w, int h)
D3D_CreateTextureRep(IDirect3DDevice9 *device, D3D_TextureRep *texture, DWORD usage, Uint32 format, D3DFORMAT d3dfmt, int w, int h)
{
    HRESULT result;

@@ -824,6 +686,7 @@
    texture->h = h;
    texture->usage = usage;
    texture->format = format;
    texture->d3dfmt = d3dfmt;

    result = IDirect3DDevice9_CreateTexture(device, w, h, 1, usage,
        PixelFormatToD3DFMT(format),
@@ -842,8 +705,7 @@

    if (texture->staging == NULL) {
        result = IDirect3DDevice9_CreateTexture(device, texture->w, texture->h, 1, 0,
            PixelFormatToD3DFMT(texture->format),
            D3DPOOL_SYSTEMMEM, &texture->staging, NULL);
            texture->d3dfmt, D3DPOOL_SYSTEMMEM, &texture->staging, NULL);
        if (FAILED(result)) {
            return D3D_SetError("CreateTexture(D3DPOOL_SYSTEMMEM)", result);
        }
@@ -879,7 +741,7 @@
}

static int
D3D_RecreateTextureRep(IDirect3DDevice9 *device, D3D_TextureRep *texture, Uint32 format, int w, int h)
D3D_RecreateTextureRep(IDirect3DDevice9 *device, D3D_TextureRep *texture)
{
    if (texture->texture) {
        IDirect3DTexture9_Release(texture->texture);
@@ -893,7 +755,7 @@
}

static int
D3D_UpdateTextureRep(IDirect3DDevice9 *device, D3D_TextureRep *texture, Uint32 format, int x, int y, int w, int h, const void *pixels, int pitch)
D3D_UpdateTextureRep(IDirect3DDevice9 *device, D3D_TextureRep *texture, int x, int y, int w, int h, const void *pixels, int pitch)
{
    RECT d3drect;
    D3DLOCKED_RECT locked;
@@ -917,8 +779,8 @@
    }

    src = (const Uint8 *)pixels;
    dst = locked.pBits;
    length = w * SDL_BYTESPERPIXEL(format);
    dst = (Uint8 *)locked.pBits;
    length = w * SDL_BYTESPERPIXEL(texture->format);
    if (length == pitch && length == locked.Pitch) {
        SDL_memcpy(dst, src, length*h);
    } else {
@@ -977,7 +839,7 @@
        usage = 0;
    }

    if (D3D_CreateTextureRep(data->device, &texturedata->texture, usage, texture->format, texture->w, texture->h) < 0) {
    if (D3D_CreateTextureRep(data->device, &texturedata->texture, usage, texture->format, PixelFormatToD3DFMT(texture->format), texture->w, texture->h) < 0) {
        return -1;
    }

@@ -985,11 +847,11 @@
        texture->format == SDL_PIXELFORMAT_IYUV) {
        texturedata->yuv = SDL_TRUE;

        if (D3D_CreateTextureRep(data->device, &texturedata->utexture, usage, texture->format, texture->w / 2, texture->h / 2) < 0) {
        if (D3D_CreateTextureRep(data->device, &texturedata->utexture, usage, texture->format, PixelFormatToD3DFMT(texture->format), (texture->w + 1) / 2, (texture->h + 1) / 2) < 0) {
            return -1;
        }

        if (D3D_CreateTextureRep(data->device, &texturedata->vtexture, usage, texture->format, texture->w / 2, texture->h / 2) < 0) {
        if (D3D_CreateTextureRep(data->device, &texturedata->vtexture, usage, texture->format, PixelFormatToD3DFMT(texture->format), (texture->w + 1) / 2, (texture->h + 1) / 2) < 0) {
            return -1;
        }
    }
@@ -1006,16 +868,16 @@
        return 0;
    }

    if (D3D_RecreateTextureRep(data->device, &texturedata->texture, texture->format, texture->w, texture->h) < 0) {
    if (D3D_RecreateTextureRep(data->device, &texturedata->texture) < 0) {
        return -1;
    }

    if (texturedata->yuv) {
        if (D3D_RecreateTextureRep(data->device, &texturedata->utexture, texture->format, texture->w / 2, texture->h / 2) < 0) {
        if (D3D_RecreateTextureRep(data->device, &texturedata->utexture) < 0) {
            return -1;
        }

        if (D3D_RecreateTextureRep(data->device, &texturedata->vtexture, texture->format, texture->w / 2, texture->h / 2) < 0) {
        if (D3D_RecreateTextureRep(data->device, &texturedata->vtexture) < 0) {
            return -1;
        }
    }
@@ -1034,7 +896,7 @@
        return -1;
    }

    if (D3D_UpdateTextureRep(data->device, &texturedata->texture, texture->format, rect->x, rect->y, rect->w, rect->h, pixels, pitch) < 0) {
    if (D3D_UpdateTextureRep(data->device, &texturedata->texture, rect->x, rect->y, rect->w, rect->h, pixels, pitch) < 0) {
        return -1;
    }

@@ -1042,13 +904,13 @@
        /* Skip to the correct offset into the next texture */
        pixels = (const void*)((const Uint8*)pixels + rect->h * pitch);

        if (D3D_UpdateTextureRep(data->device, texture->format == SDL_PIXELFORMAT_YV12 ? &texturedata->vtexture : &texturedata->utexture, texture->format, rect->x / 2, rect->y / 2, rect->w / 2, rect->h / 2, pixels, pitch / 2) < 0) {
        if (D3D_UpdateTextureRep(data->device, texture->format == SDL_PIXELFORMAT_YV12 ? &texturedata->vtexture : &texturedata->utexture, rect->x / 2, rect->y / 2, (rect->w + 1) / 2, (rect->h + 1) / 2, pixels, (pitch + 1) / 2) < 0) {
            return -1;
        }

        /* Skip to the correct offset into the next texture */
        pixels = (const void*)((const Uint8*)pixels + (rect->h * pitch)/4);
        if (D3D_UpdateTextureRep(data->device, texture->format == SDL_PIXELFORMAT_YV12 ? &texturedata->utexture : &texturedata->vtexture, texture->format, rect->x / 2, rect->y / 2, rect->w / 2, rect->h / 2, pixels, pitch / 2) < 0) {
        pixels = (const void*)((const Uint8*)pixels + ((rect->h + 1) / 2) * ((pitch + 1) / 2));
        if (D3D_UpdateTextureRep(data->device, texture->format == SDL_PIXELFORMAT_YV12 ? &texturedata->utexture : &texturedata->vtexture, rect->x / 2, (rect->y + 1) / 2, (rect->w + 1) / 2, (rect->h + 1) / 2, pixels, (pitch + 1) / 2) < 0) {
            return -1;
        }
    }
@@ -1070,13 +932,13 @@
        return -1;
    }

    if (D3D_UpdateTextureRep(data->device, &texturedata->texture, texture->format, rect->x, rect->y, rect->w, rect->h, Yplane, Ypitch) < 0) {
    if (D3D_UpdateTextureRep(data->device, &texturedata->texture, rect->x, rect->y, rect->w, rect->h, Yplane, Ypitch) < 0) {
        return -1;
    }
    if (D3D_UpdateTextureRep(data->device, &texturedata->utexture, texture->format, rect->x / 2, rect->y / 2, rect->w / 2, rect->h / 2, Uplane, Upitch) < 0) {
    if (D3D_UpdateTextureRep(data->device, &texturedata->utexture, rect->x / 2, rect->y / 2, (rect->w + 1) / 2, (rect->h + 1) / 2, Uplane, Upitch) < 0) {
        return -1;
    }
    if (D3D_UpdateTextureRep(data->device, &texturedata->vtexture, texture->format, rect->x / 2, rect->y / 2, rect->w / 2, rect->h / 2, Vplane, Vpitch) < 0) {
    if (D3D_UpdateTextureRep(data->device, &texturedata->vtexture, rect->x / 2, rect->y / 2, (rect->w + 1) / 2, (rect->h + 1) / 2, Vplane, Vpitch) < 0) {
        return -1;
    }
    return 0;
@@ -1215,7 +1077,9 @@
static int
D3D_SetRenderTarget(SDL_Renderer * renderer, SDL_Texture * texture)
{
    D3D_ActivateRenderer(renderer);
    if (D3D_ActivateRenderer(renderer) < 0) {
        return -1;
    }

    return D3D_SetRenderTargetInternal(renderer, texture);
}
@@ -1353,55 +1217,22 @@
}

static void
D3D_SetBlendMode(D3D_RenderData * data, int blendMode)
D3D_SetBlendMode(D3D_RenderData * data, SDL_BlendMode blendMode)
{
    switch (blendMode) {
    case SDL_BLENDMODE_NONE:
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
                                        FALSE);
        break;
    case SDL_BLENDMODE_BLEND:
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
                                        TRUE);
    if (blendMode == SDL_BLENDMODE_NONE) {
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE, FALSE);
    } else {
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE, TRUE);
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
                                        D3DBLEND_SRCALPHA);
                                        GetBlendFunc(SDL_GetBlendModeSrcColorFactor(blendMode)));
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
                                        D3DBLEND_INVSRCALPHA);
                                        GetBlendFunc(SDL_GetBlendModeDstColorFactor(blendMode)));
        if (data->enableSeparateAlphaBlend) {
            IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLENDALPHA,
                                            D3DBLEND_ONE);
                                            GetBlendFunc(SDL_GetBlendModeSrcAlphaFactor(blendMode)));
            IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLENDALPHA,
                                            D3DBLEND_INVSRCALPHA);
                                            GetBlendFunc(SDL_GetBlendModeDstAlphaFactor(blendMode)));
        }
        break;
    case SDL_BLENDMODE_ADD:
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
                                        TRUE);
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
                                        D3DBLEND_SRCALPHA);
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
                                        D3DBLEND_ONE);
        if (data->enableSeparateAlphaBlend) {
            IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLENDALPHA,
                                            D3DBLEND_ZERO);
            IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLENDALPHA,
                                            D3DBLEND_ONE);
        }
        break;
    case SDL_BLENDMODE_MOD:
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_ALPHABLENDENABLE,
                                        TRUE);
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLEND,
                                        D3DBLEND_ZERO);
        IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLEND,
                                        D3DBLEND_SRCCOLOR);
        if (data->enableSeparateAlphaBlend) {
            IDirect3DDevice9_SetRenderState(data->device, D3DRS_SRCBLENDALPHA,
                                            D3DBLEND_ZERO);
            IDirect3DDevice9_SetRenderState(data->device, D3DRS_DESTBLENDALPHA,
                                            D3DBLEND_ONE);
        }
        break;
    }
}

@@ -1583,8 +1414,60 @@
                                         texturedata->scaleMode);
        IDirect3DDevice9_SetSamplerState(data->device, index, D3DSAMP_MAGFILTER,
                                         texturedata->scaleMode);
        IDirect3DDevice9_SetSamplerState(data->device, index, D3DSAMP_ADDRESSU,
                                         D3DTADDRESS_CLAMP);
        IDirect3DDevice9_SetSamplerState(data->device, index, D3DSAMP_ADDRESSV,
                                         D3DTADDRESS_CLAMP);
        data->scaleMode[index] = texturedata->scaleMode;
    }
}

static int
D3D_RenderSetupTextureState(SDL_Renderer * renderer, SDL_Texture * texture, LPDIRECT3DPIXELSHADER9 *shader)
{
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
    D3D_TextureData *texturedata;

    *shader = NULL;

    texturedata = (D3D_TextureData *)texture->driverdata;
    if (!texturedata) {
        SDL_SetError("Texture is not currently available");
        return -1;
    }

    D3D_UpdateTextureScaleMode(data, texturedata, 0);

    if (D3D_BindTextureRep(data->device, &texturedata->texture, 0) < 0) {
        return -1;
    }

    if (texturedata->yuv) {
        switch (SDL_GetYUVConversionModeForResolution(texture->w, texture->h)) {
        case SDL_YUV_CONVERSION_JPEG:
            *shader = data->shaders[SHADER_YUV_JPEG];
            break;
        case SDL_YUV_CONVERSION_BT601:
            *shader = data->shaders[SHADER_YUV_BT601];
            break;
        case SDL_YUV_CONVERSION_BT709:
            *shader = data->shaders[SHADER_YUV_BT709];
            break;
        default:
            return SDL_SetError("Unsupported YUV conversion mode");
        }

        D3D_UpdateTextureScaleMode(data, texturedata, 1);
        D3D_UpdateTextureScaleMode(data, texturedata, 2);

        if (D3D_BindTextureRep(data->device, &texturedata->utexture, 1) < 0) {
            return -1;
        }
        if (D3D_BindTextureRep(data->device, &texturedata->vtexture, 2) < 0) {
            return -1;
        }
    }
    return 0;
}

static int
@@ -1592,8 +1475,7 @@
               const SDL_Rect * srcrect, const SDL_FRect * dstrect)
{
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
    D3D_TextureData *texturedata;
    LPDIRECT3DPIXELSHADER9 shader = NULL;
    LPDIRECT3DPIXELSHADER9 shader;
    float minx, miny, maxx, maxy;
    float minu, maxu, minv, maxv;
    DWORD color;
@@ -1601,12 +1483,6 @@
    HRESULT result;

    if (D3D_ActivateRenderer(renderer) < 0) {
        return -1;
    }

    texturedata = (D3D_TextureData *)texture->driverdata;
    if (!texturedata) {
        SDL_SetError("Texture is not currently available");
        return -1;
    }

@@ -1652,45 +1528,25 @@

    D3D_SetBlendMode(data, texture->blendMode);

    D3D_UpdateTextureScaleMode(data, texturedata, 0);

    if (D3D_BindTextureRep(data->device, &texturedata->texture, 0) < 0) {
    if (D3D_RenderSetupTextureState(renderer, texture, &shader) < 0) {
        return -1;
    }

    if (texturedata->yuv) {
        shader = data->ps_yuv;

        D3D_UpdateTextureScaleMode(data, texturedata, 1);
        D3D_UpdateTextureScaleMode(data, texturedata, 2);

        if (D3D_BindTextureRep(data->device, &texturedata->utexture, 1) < 0) {
            return -1;
        }
        if (D3D_BindTextureRep(data->device, &texturedata->vtexture, 2) < 0) {
            return -1;
        }
    }

    
    if (shader) {
        result = IDirect3DDevice9_SetPixelShader(data->device, shader);
        if (FAILED(result)) {
            return D3D_SetError("SetShader()", result);
        }
    }
    result =
        IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, 2,
                                         vertices, sizeof(*vertices));
    result = IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, 2,
                                              vertices, sizeof(*vertices));
    if (FAILED(result)) {
        return D3D_SetError("DrawPrimitiveUP()", result);
        D3D_SetError("DrawPrimitiveUP()", result);
    }
    if (shader) {
        result = IDirect3DDevice9_SetPixelShader(data->device, NULL);
        if (FAILED(result)) {
            return D3D_SetError("SetShader()", result);
        }
        IDirect3DDevice9_SetPixelShader(data->device, NULL);
    }
    return 0;
    return FAILED(result) ? -1 : 0;
}


@@ -1700,7 +1556,6 @@
               const double angle, const SDL_FPoint * center, const SDL_RendererFlip flip)
{
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;
    D3D_TextureData *texturedata;
    LPDIRECT3DPIXELSHADER9 shader = NULL;
    float minx, miny, maxx, maxy;
    float minu, maxu, minv, maxv;
@@ -1714,37 +1569,29 @@
        return -1;
    }

    texturedata = (D3D_TextureData *)texture->driverdata;
    if (!texturedata) {
        SDL_SetError("Texture is not currently available");
        return -1;
    }

    centerx = center->x;
    centery = center->y;

    if (flip & SDL_FLIP_HORIZONTAL) {
        minx = dstrect->w - centerx - 0.5f;
        maxx = -centerx - 0.5f;
    }
    else {
        minx = -centerx - 0.5f;
        maxx = dstrect->w - centerx - 0.5f;
    }

    if (flip & SDL_FLIP_VERTICAL) {
        miny = dstrect->h - centery - 0.5f;
        maxy = -centery - 0.5f;
    }
    else {
        miny = -centery - 0.5f;
        maxy = dstrect->h - centery - 0.5f;
    }
    minx = -centerx;
    maxx = dstrect->w - centerx;
    miny = -centery;
    maxy = dstrect->h - centery;

    minu = (float) srcrect->x / texture->w;
    maxu = (float) (srcrect->x + srcrect->w) / texture->w;
    minv = (float) srcrect->y / texture->h;
    maxv = (float) (srcrect->y + srcrect->h) / texture->h;

    if (flip & SDL_FLIP_HORIZONTAL) {
        float tmp = maxu;
        maxu = minu;
        minu = tmp;
    }
    if (flip & SDL_FLIP_VERTICAL) {
        float tmp = maxv;
        maxv = minv;
        minv = tmp;
    }

    color = D3DCOLOR_ARGB(texture->a, texture->r, texture->g, texture->b);

@@ -1778,55 +1625,37 @@

    D3D_SetBlendMode(data, texture->blendMode);

    /* Rotate and translate */
    modelMatrix = MatrixMultiply(
            MatrixRotationZ((float)(M_PI * (float) angle / 180.0f)),
            MatrixTranslation(dstrect->x + center->x, dstrect->y + center->y, 0)
);
    IDirect3DDevice9_SetTransform(data->device, D3DTS_VIEW, (D3DMATRIX*)&modelMatrix);

    D3D_UpdateTextureScaleMode(data, texturedata, 0);

    if (D3D_BindTextureRep(data->device, &texturedata->texture, 0) < 0) {
    if (D3D_RenderSetupTextureState(renderer, texture, &shader) < 0) {
        return -1;
    }

    if (texturedata->yuv) {
        shader = data->ps_yuv;

        D3D_UpdateTextureScaleMode(data, texturedata, 1);
        D3D_UpdateTextureScaleMode(data, texturedata, 2);
        
        if (D3D_BindTextureRep(data->device, &texturedata->utexture, 1) < 0) {
            return -1;
        }
        if (D3D_BindTextureRep(data->device, &texturedata->vtexture, 2) < 0) {
            return -1;
        }
    }

    /* Rotate and translate */
    modelMatrix = MatrixMultiply(
            MatrixRotationZ((float)(M_PI * (float) angle / 180.0f)),
            MatrixTranslation(dstrect->x + center->x - 0.5f, dstrect->y + center->y - 0.5f, 0));
    IDirect3DDevice9_SetTransform(data->device, D3DTS_VIEW, (D3DMATRIX*)&modelMatrix);
    
    if (shader) {
        result = IDirect3DDevice9_SetPixelShader(data->device, shader);
        if (FAILED(result)) {
            return D3D_SetError("SetShader()", result);
            D3D_SetError("SetShader()", result);
            goto done;
        }
    }
    result =
        IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, 2,
                                         vertices, sizeof(*vertices));
    result = IDirect3DDevice9_DrawPrimitiveUP(data->device, D3DPT_TRIANGLEFAN, 2,
                                              vertices, sizeof(*vertices));
    if (FAILED(result)) {
        return D3D_SetError("DrawPrimitiveUP()", result);
        D3D_SetError("DrawPrimitiveUP()", result);
    }
done:
    if (shader) {
        result = IDirect3DDevice9_SetPixelShader(data->device, NULL);
        if (FAILED(result)) {
            return D3D_SetError("SetShader()", result);
        }
        IDirect3DDevice9_SetPixelShader(data->device, NULL);
    }

    modelMatrix = MatrixIdentity();
    IDirect3DDevice9_SetTransform(data->device, D3DTS_VIEW, (D3DMATRIX*)&modelMatrix);
    return 0;

    return FAILED(result) ? -1 : 0;
}

static int
@@ -1936,6 +1765,8 @@
    D3D_RenderData *data = (D3D_RenderData *) renderer->driverdata;

    if (data) {
        int i;

        /* Release the render target */
        if (data->defaultRenderTarget) {
            IDirect3DSurface9_Release(data->defaultRenderTarget);
@@ -1945,11 +1776,15 @@
            IDirect3DSurface9_Release(data->currentRenderTarget);
            data->currentRenderTarget = NULL;
        }
        if (data->ps_yuv) {
            IDirect3DPixelShader9_Release(data->ps_yuv);
        for (i = 0; i < SDL_arraysize(data->shaders); ++i) {
            if (data->shaders[i]) {
                IDirect3DPixelShader9_Release(data->shaders[i]);
                data->shaders[i] = NULL;
            }
        }
        if (data->device) {
            IDirect3DDevice9_Release(data->device);
            data->device = NULL;
        }
        if (data->d3d) {
            IDirect3D9_Release(data->d3d);