ts1.0_inst.cpp

使用stl技术,(还没看,是听说的)

#include "ts1.0_inst.h"
#ifdef WIN32
#include <windows.h>
#endif

#ifdef MACOS
#include <OpenGL/gl.h>
#include <OpenGL/glext.h>
#else
#include <GL/gl.h>
#include <GL/glext.h>
#endif
Inst::Inst(int inst, float arg0, float arg1, float arg2, float arg3, float arg4, float arg5, float arg6)
{
	opcode.word = inst;
	expand = 0;
	args[0] = arg0;
	args[1] = arg1;
	args[2] = arg2;
	args[3] = arg3;
	args[4] = arg4;
	args[5] = arg5;
	args[6] = arg6;
}

Inst::Inst(int inst, MappedVariablePtr arg0, float arg1, float arg2, float arg3, float arg4, float arg5, float arg6)
{
	opcode.word = inst;
	expand = arg0->expand;
	args[0] = arg0->var;
	args[1] = arg1;
	args[2] = arg2;
	args[3] = arg3;
	args[4] = arg4;
	args[5] = arg5;
	args[6] = arg6;
}

void Inst::Invoke()
{
	switch(opcode.word) {
	case TSP_NOP:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_NONE);
		break;
	case TSP_TEXTURE_1D:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_1D);
		break;
	case TSP_TEXTURE_2D:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_2D);
		break;
#if defined(GL_EXT_texture_rectangle)
	case TSP_TEXTURE_RECTANGLE:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_RECTANGLE_EXT);
		break;
#elif defined(GL_NV_texture_rectangle)
        case TSP_TEXTURE_RECTANGLE:
                glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_RECTANGLE_NV);
                break;
#else
	case TSP_TEXTURE_RECTANGLE:
                break;
#endif
	case TSP_TEXTURE_3D:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_3D);
		break;
	case TSP_TEXTURE_CUBE_MAP:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_TEXTURE_CUBE_MAP_ARB);
		break;
	case TSP_CULL_FRAGMENT:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_CULL_FRAGMENT_NV);
		glTexEnvfv(GL_TEXTURE_SHADER_NV, GL_CULL_MODES_NV, &args[0]);
		break;
	case TSP_PASS_THROUGH:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_PASS_THROUGH_NV);
		break;
	case TSP_OFFSET_2D_SCALE:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_OFFSET_TEXTURE_2D_SCALE_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		glTexEnvfv(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_MATRIX_NV, &args[1]);
		glTexEnvf(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_SCALE_NV, args[5]);
		glTexEnvf(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_BIAS_NV, args[6]);
		break;
	case TSP_OFFSET_2D:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_OFFSET_TEXTURE_2D_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		glTexEnvfv(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_MATRIX_NV, &args[1]);
		break;
	case TSP_OFFSET_RECTANGLE_SCALE:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_OFFSET_TEXTURE_RECTANGLE_SCALE_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		glTexEnvfv(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_MATRIX_NV, &args[1]);
		glTexEnvf(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_SCALE_NV, args[5]);
		glTexEnvf(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_BIAS_NV, args[6]);
		break;
	case TSP_OFFSET_RECTANGLE:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_OFFSET_TEXTURE_RECTANGLE_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		glTexEnvfv(GL_TEXTURE_SHADER_NV, GL_OFFSET_TEXTURE_MATRIX_NV, &args[1]);
		break;
	case TSP_DEPENDENT_AR:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DEPENDENT_AR_TEXTURE_2D_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		break;
	case TSP_DEPENDENT_GB:
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DEPENDENT_GB_TEXTURE_2D_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		break;
	case TSP_DOT_PRODUCT_2D_1_OF_2:
		if (expand)
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV);
		else
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_UNSIGNED_IDENTITY_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		break;
	case TSP_DOT_PRODUCT_2D_2_OF_2:
		if (expand)
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV);
		else
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_UNSIGNED_IDENTITY_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_TEXTURE_2D_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		break;
	case TSP_DOT_PRODUCT_RECTANGLE_1_OF_2:
		if (expand)
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV);
		else
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_UNSIGNED_IDENTITY_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		break;
	case TSP_DOT_PRODUCT_RECTANGLE_2_OF_2:
		if (expand)
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV);
		else
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_UNSIGNED_IDENTITY_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_TEXTURE_RECTANGLE_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		break;
	case TSP_DOT_PRODUCT_DEPTH_REPLACE_1_OF_2:
		if (expand)
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV);
		else
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_UNSIGNED_IDENTITY_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_SHADER_OPERATION_NV, GL_DOT_PRODUCT_NV);
		glTexEnvi(GL_TEXTURE_SHADER_NV, GL_PREVIOUS_TEXTURE_INPUT_NV, GL_TEXTURE0_ARB + (int)args[0]);
		break;
	case TSP_DOT_PRODUCT_DEPTH_REPLACE_2_OF_2:
		if (expand)
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_EXPAND_NORMAL_NV);
		else
			glTexEnvi(GL_TEXTURE_SHADER_NV, GL_RGBA_UNSIGNED_DOT_PRODUCT_MAPPING_NV, GL_UNSIGNED_IDENTITY_NV);