/*******************************************************************************
 *
 *	ViP model for FIMGSE
 *		version 1.0
 *
 *	TexUVMode.c
 *
 *	by cheolkyoo.kim
 *	Graphics IP Team in AP, Mobile Solution Development,
 *	System LSI Division, Semiconductor Business,
 *	Samsung Electronics
 *
 *	Copyright (c) 2005 FIMG team
 *
 *	All rights reserved. No part of this program may be reproduced, stored
 *	in a retrieval system, or tranmitted, in any form or by any means,
 *	electronic, mechanical, photocopying, recording, or otherwise, without
 *	the prior written permission of the author.
 *
 *	2006. 1. 18	by cheolkyoo.kim
 *
 *  Description
 *
 *	$RCSfile: TexUVMode.cpp,v $
 *	$Revision: 1.6 $
 *	$Author: cheolkyoo.kim $
 *	$Date: 2006/05/08 05:37:07 $
 *	$Locker:  $
 *
 *	$Source: C:/CVS/CVSrepository/FIMG-3DSE_SW/fimg3dse_fpga/fimg3d/src/TexUVMode.cpp,v $
 *	$State: Exp $
 *	$Log: TexUVMode.cpp,v $
 *	Revision 1.6  2006/05/08 05:37:07  cheolkyoo.kim
 *	no message
 *	
 *	Revision 1.5  2006/04/13 11:53:57  cheolkyoo.kim
 *	no message
 *
 *	Revision 1.4  2006/04/10 05:34:49  inhosens.lee
 *	updated with fimg_ra and fimg_tu codes
 *
 *	Revision 1.3  2006/04/05 04:06:11  cheolkyoo.kim
 *	Replaced ~_XCORD and ~_YCORD to ~_XCOORD and ~_YCOORD.
 *
 *	Revision 1.2  2006/03/30 04:27:45  cheolkyoo.kim
 *	Thomas-20060330@comment: Add to code using directive WIN32_VIP for VIP
 *
 *	Revision 1.1  2006/03/10 08:29:07  cheolkyoo.kim
 *	Initial import of FIMG-3DSE_SW package
 *
 *
 ******************************************************************************/
/****************************************************************************
 *  INCLUDES
 ****************************************************************************/
#if TARGET_PLATFORM == FPGA_BOARD
#include "Fimg3DTest.h"
#endif

#include "tex_bypass_vsa.h"
#include "tex_bypass_psa.h"


int TexUVMode(void)

{
	unsigned int uDataSize;
	FGL_TexUnitParams tuParams;

	float VERTICES[4][12] =
	{
		/* x       y             z      w      r      g      b      a 		s      t      r      q*/
		-1.0f,      1.0f,     0.0f,  1.0f,  1.0f,  0.0f,  0.0f,  1.0f,  0.0f,  0.0f,  0.0f,  1.0f,
		-0.334f,    1.0f,     0.0f,  1.0f,  1.0f,  0.0f,  0.0f,  1.0f,  4.0f,  0.0f,  0.0f,  1.0f,
		-1.0f,      0.334f,   0.0f,  1.0f,  1.0f,  0.0f,  0.0f,  1.0f,  0.0f,  4.0f,  0.0f,  1.0f,
		-0.334f,    0.334f,   0.0f,  1.0f,  1.0f,  0.0f,  0.0f,  1.0f,  4.0f,  4.0f,  0.0f,  1.0f
	};
	

    if (fglLoadVShader(tex_bypass_vsa) != FGL_ERR_NO_ERROR) {
		return ERROR;
    }

    if (fglLoadPShader(tex_bypass_psa) != FGL_ERR_NO_ERROR) {
		return ERROR;
    }

	drvsys_clear_buf((unsigned int*)(FIMG_COLOR_BUFFER), CLEAR_SCREEN_SIZE, 0x0);


	fglFlush(FGL_PIPESTATE_ALL);	// Pipeline status

/*
	// Vertex Shader SFR set
	WRITEREG(FGVS_ATTRIB_NUM, 0x00030003); // Attribute counter of VS input & output
	WRITEREG(FGVS_CONFIG, 0x00000001); // Configuration register
	WRITEREG(FGVS_OUT_ATTRIB_IDX0, 0x02020100); // Output attribute index control

	// Pixel Shader SFR set
	WRITEREG(FGPS_EXE_MODE, 0x0); // Pixel shader execution mode control register
	WRITEREG(FGPS_PC_COPY, 0x1); // Copy PSPCS_ADDR value to program counter
	WRITEREG(FGPS_ATTRIB_NUM, 0x2); // Number of attribute of current context
	fglSysPollingMask(FGPS_INBUF_STATUS, 0x0, 0x1); // Status signal of pixel shader input buffer
	WRITEREG(FGPS_EXE_MODE, 0x1); // Pixel shader execution mode control register
*/

    fglSetVShaderAttribTable(FGL_OUTPUT_ATTRIB_IDX0, 0x02020100);
    fglVSSetAttribNum(3);
    fglPSSetAttributeNum(2);

    // Texture format rendering test main
	// Primitive Engine SRF Set
	FGL_Vertex Vtx;
	Vtx.prim = FGL_PRIM_TRIANGLE_STRIP;
	Vtx.enablePointSize = FGL_FALSE;
	Vtx.numVSOut = 2;
	Vtx.shadeModel = FGL_SHADING_SMOOTH;
	Vtx.colorAttribIdx = 0;
	
	fglSetVertex(&Vtx); // Vertex context register
//	FGL_DPFAPI( fglSetLODControl(0x00000038) );
//	FGL_DPFAPI( fglSetLODControl(0x00000007) );
//	FGL_DPFAPI( fglSetLODControl(0x000001c0) );
//	fglSetLODRegister(FGL_LODCOEFF_DISABLE,
//					FGL_LODCOEFF_ENABLE_ALL,
//					FGL_LODCOEFF_DISABLE,
//					FGL_LODCOEFF_DISABLE,
//					FGL_LODCOEFF_DISABLE,
//					FGL_LODCOEFF_DISABLE,
//					FGL_LODCOEFF_DISABLE,
//					FGL_LODCOEFF_DISABLE);

	// Texture Unit SFR Setting
	tuParams.eType = FGL_TEX_2D;
	tuParams.eColorkey = FGL_CKEY_DISABLE;
	tuParams.bUseExpansion = FGL_FALSE;
	tuParams.ePaletteFormat = FGL_PALETTE_ARGB8888;
	tuParams.eFormat = FGL_TEXEL_ARGB1555;
	tuParams.eUMode = FGL_TEX_WRAP_REPEAT;
	tuParams.eVMode = FGL_TEX_WRAP_REPEAT;
	tuParams.bIsNonparametric = FGL_FALSE;
	tuParams.bUseMagFilter = FGL_TRUE;
	tuParams.bUseMinFilter = FGL_TRUE;
	tuParams.eMipMapFilter = FGL_FILTER_DISABLE;
	tuParams.uUSize = 32;
	tuParams.uVSize = 32;
	tuParams.uPSize = 1;
	
	fglSetTexUnitParams(0, &tuParams);
	fglSetTexBaseAddr(0, FIMG_TEXTURE_MEMORY);

	// Host Interface SFR Set
	FGL_HInterface HInterface;
	HInterface.enableAutoInc = FGL_TRUE;
	HInterface.enableVtxBuffer = FGL_FALSE;
	HInterface.enableVtxCache = FGL_FALSE;	
	HInterface.idxType = FGL_INDEX_DATA_UINT;
	HInterface.numVSOut = 3;
	fglSetHInterface(&HInterface);
	
	FGL_Attribute HIAttr;
	HIAttr.bEndFlag = FGL_FALSE;
	HIAttr.type = FGL_ATTRIB_DATA_FLOAT;
	HIAttr.numComp = 4;
	HIAttr.srcW = FGL_ATTRIB_ORDER_4TH;
	HIAttr.srcZ = FGL_ATTRIB_ORDER_3RD;
	HIAttr.srcY = FGL_ATTRIB_ORDER_2ND;
	HIAttr.srcX = FGL_ATTRIB_ORDER_1ST;	
	fglSetAttribute(0, &HIAttr);
	fglSetAttribute(1, &HIAttr);
	HIAttr.bEndFlag = FGL_TRUE;
	fglSetAttribute(2, &HIAttr);
		
    for(int k = 0; k < 3; k++) // loop for UMOD {REPEAT, FLIP, CLAMP TO EDGE}
    {
		for(int j = 0; j < 3; j++) // loop for VMOD
		{

			//fglSysModifyReg(FGTU_TEX0_CTRL, 0x00000F00, (k<<10)|(j<<8));
			tuParams.eUMode = (FGL_TexWrapMode)k;
			tuParams.eVMode = (FGL_TexWrapMode)j;
			fglSetTexUnitParams(0, &tuParams);

			unsigned int uiTmpVertices = 4;		
			unsigned int uiDummy = 0xFFFFFFFF;
			fglSendToFIFO(4, &uiTmpVertices);
			fglSendToFIFO(4, &uiDummy);


			uDataSize = sizeof(VERTICES)/sizeof(VERTICES[0][0]);

	 		fglSysTransferToPort(
									(unsigned int *)VERTICES,
									/*(volatile unsigned int *)(FGHI_FIFO_ENTRY),*/
									uDataSize
								 );

			fglFlush(FGL_PIPESTATE_ALL);	// Pipeline status
			
			for(int i = 0; i < 4; i++)
			    VERTICES[i][0] += 0.666f;
		}
		
		for(int i = 0; i < 4; i++)
		{
		    VERTICES[i][0] -= 1.998f;
		    VERTICES[i][1] -= 0.666f;
		}
    }

	//fglSysCacheFlush();
	//fglSysCacheClear();
	fglClearCache(FGL_CACHECTL_INIT_ALL);

	fglSysDelay(50);

	//drvsys_clear_buf((unsigned int*)(FIMG_COLOR_BUFFER+m_FBOffsize), CLEAR_SCREEN_SIZE, 0x0);


	//const char* pFileName_SFR_Dump = "TexUVMode.txt";
	//fglDumpContext(pFileName_SFR_Dump);

	fglSetLODControl(0x0);
	//WRITEREG(FGTU_TEX0_CTRL, 0x0);

    return NO_ERROR;
}