gistfile1.cpp

#include <limits>
#include <string.h>
#include "output.h"
#include "common/scope_exit.h"
#include "common/string_funcs.h"
#include "tests/test.h"
#include "tests/gpu/displaytransfer.h"
 
namespace GPU {
namespace DisplayTransfer {
    
static const u32 RAW_COPY_FLAG = 0;

enum PixelFormat {
        IN_RGBA8  = 0 << 8,
        IN_RGB8   = 1 << 8,
        IN_RGB565 = 2 << 8,
        IN_RGB5A1 = 3 << 8,
        IN_RGBA4  = 4 << 8,
        OUT_RGBA8  = 0 << 12,
        OUT_RGB8   = 1 << 12,
        OUT_RGB565 = 2 << 12,
        OUT_RGB5A1 = 3 << 12,
        OUT_RGBA4  = 4 << 12,
};	

template<typename T1, typename T2>
static void DisplayTransferAndWait(T1* input, T2* output, u32 input_dimensions, u32 output_dimensions, u32 flags) {
    GSPGPU_FlushDataCache(NULL, (u8*)input, 0x400 * sizeof(T1));
    GSPGPU_InvalidateDataCache(NULL, (u8*)output, 0x400 * sizeof(T2));
    GX_SetDisplayTransfer(NULL, (u32*)input, input_dimensions, (u32*)output, output_dimensions, flags | RAW_COPY_FLAG);
    gspWaitForPPF();
    //svcSleepThread(1000 * 1000 * 1000); // 1 second
}

static bool RGB5A1_To_RGBA4() {
    u16* input = (u16*)linearAlloc(0x400 * 2);
    u16* output = (u16*)linearAlloc(0x400 * 2);
    memset(output, 0, 0x400 * 2);
    memset(input, 0, 0x400 * 2);
    SCOPE_EXIT({ 
        linearFree(input);
        linearFree(output);
    });
    
    // Test Red Input
    *input = 0xF800; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGB5A1 | OUT_RGBA4);
    TestEquals(*output, (u16)0xF000);
    
    // Test Green Input
    *input = 0x07C0; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGB5A1 | OUT_RGBA4);
    TestEquals(*output, (u16)0x0F00);
    
    // Test Red Input
    *input = 0x003E; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGB5A1 | OUT_RGBA4);
    TestEquals(*output, (u16)0x00F0);
    
    // Test Red Input
    *input = 0x0001; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGB5A1 | OUT_RGBA4);
    TestEquals(*output, (u16)0x000F);
    return true;
}

static bool RGBA8_To_RGB5A1() {
    /*u32* input = (u32*)linearAlloc(0x400 * 4);
    u16* output = (u16*)linearAlloc(0x400 * 2);
    memset(output, 0, 0x400 * 4);
    memset(input, 0, 0x400 * 2);
    SCOPE_EXIT({ 
        linearFree(input);
        linearFree(output);
    });
    
    // Test Red Input
    *input = 0xFF000000; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGBA8 | OUT_RGB5A1);
    //TestEquals(*output, (u16)0xF800);
    
    // Test Red Input
    *input = 0x00FF0000; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGBA8 | OUT_RGB5A1);
    //TestEquals(*output, (u16)0xF800);
    
    // Test Red Input
    *input = 0x0000FF00; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGBA8 | OUT_RGB5A1);
    TestEquals(*output, (u16)0xFF00);
    
    // Test Red Input
    *input = 0x000000FF; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGBA8 | OUT_RGB5A1);
    TestEquals(*output, (u16)0x00FF);*/
    return true;
}

static bool RGBA8_To_RGB8() {
    u32* input = (u32*)linearAlloc(0x400 * 4);
    u32* output = (u32*)linearAlloc(0x400 * 4);
    memset(output, 0, 0x400 * 4);
    memset(input, 0, 0x400 * 4);
    SCOPE_EXIT({ 
        linearFree(input);
        linearFree(output);
    });
    
    //Test Red Input
    *input = 0xFF000000; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGBA8 | OUT_RGB8);
    TestEquals(*output, (u32)0x00FF0000u);

    //Test Green Input
    *input = 0x00FF0000; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGBA8 | OUT_RGB8);
    TestEquals(*output, (u32)0x0000FF00u);

    //Test Blue Input
    *input = 0x0000FF00; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGBA8 | OUT_RGB8);
    TestEquals(*output, (u32)0x000000FFu);

    //Test Alpha Input
    *input = 0x000000FF; //Input
    *output = 0; //Output
    DisplayTransferAndWait(input, output, 0x00200020, 0x00200020, IN_RGBA8 | OUT_RGB8);
    TestEquals(*output, (u32)0x00000000u);
    return true;
}
 
void TestAll() {
    const std::string tag = "DisplayTransfer";
 
    Test(tag, "RGBA8_To_RGB8", RGBA8_To_RGB8(), true);
    Test(tag, "RGBA8_To_RGB5A1", RGBA8_To_RGB5A1(), true);
    Test(tag, "RGB5A1_To_RGBA4", RGB5A1_To_RGBA4(), true);
}

}
}