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C++ Texture函数代码示例

本文整理汇总了C++中Texture函数的典型用法代码示例。如果您正苦于以下问题：C++ Texture函数的具体用法？C++ Texture怎么用？C++ Texture使用的例子？那么, 这里精选的函数代码示例或许可以为您提供帮助。


在下文中一共展示了Texture函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: test

	int test()
	{
		int Error(0);

		gli::texture1d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture1d::extent_type(4), 1);
		*(Texture.data<glm::u8vec4>() + 0) = glm::u8vec4(255,   0,   0, 255);
		*(Texture.data<glm::u8vec4>() + 1) = glm::u8vec4(255, 128,   0, 255);
		*(Texture.data<glm::u8vec4>() + 2) = glm::u8vec4(255, 255,   0, 255);
		*(Texture.data<glm::u8vec4>() + 3) = glm::u8vec4(128, 255,   0, 255);

		glm::u8vec4 Data0 = Texture.load<glm::u8vec4>(gli::texture1d::extent_type(0), 0);
		glm::u8vec4 Data1 = Texture.load<glm::u8vec4>(gli::texture1d::extent_type(1), 0);
		glm::u8vec4 Data2 = Texture.load<glm::u8vec4>(gli::texture1d::extent_type(2), 0);
		glm::u8vec4 Data3 = Texture.load<glm::u8vec4>(gli::texture1d::extent_type(3), 0);

		Error += Data0 == glm::u8vec4(255,   0,   0, 255) ? 0 : 1;
		Error += Data1 == glm::u8vec4(255, 128,   0, 255) ? 0 : 1;
		Error += Data2 == glm::u8vec4(255, 255,   0, 255) ? 0 : 1;
		Error += Data3 == glm::u8vec4(128, 255,   0, 255) ? 0 : 1;

		return Error;
	}
开发者ID:JesseTG，项目名称:gli，代码行数:22，代码来源:texture_lod_sampler1d.cpp

示例2: initTexture

	bool initTexture()
	{
		gli::texture2D Texture(gli::load_dds((getDataDirectory() + TEXTURE_DIFFUSE).c_str()));
		assert(!Texture.empty());

		glPixelStorei(GL_UNPACK_ALIGNMENT, 1);

		glGenTextures(texture::MAX, &TextureName[0]);

		glBindTexture(GL_TEXTURE_2D, TextureName[texture::DIFFUSE]);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, 0);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, GLint(Texture.levels() - 1));
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_R, GL_RED);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_G, GL_GREEN);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_B, GL_BLUE);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_A, GL_ALPHA);
		glTexStorage2D(GL_TEXTURE_2D, 
			GLint(Texture.levels()), 
			GL_COMPRESSED_RGB_S3TC_DXT1_EXT, 
			GLsizei(Texture.dimensions().x), 
			GLsizei(Texture.dimensions().y));

		for(std::size_t Level = 0; Level < Texture.levels(); ++Level)
		{
			glCompressedTexSubImage2D(
				GL_TEXTURE_2D,
				GLint(Level),
				0, 0,
				GLsizei(Texture[Level].dimensions().x), 
				GLsizei(Texture[Level].dimensions().y), 
				GL_COMPRESSED_RGB_S3TC_DXT1_EXT, 
				GLsizei(Texture[Level].size()), 
				Texture[Level].data());
		}
	
		glPixelStorei(GL_UNPACK_ALIGNMENT, 4);

		return true;
	}
开发者ID:h3rb，项目名称:ogl-samples，代码行数:39，代码来源:gl-420-draw-image-space-rendering.cpp

示例3: initTexture

	bool initTexture()
	{
		bool Validated(true);

		gli::gl GL;
		gli::texture2d Texture(gli::load_dds((getDataDirectory() + TEXTURE_DIFFUSE).c_str()));
		gli::gl::format const Format = GL.translate(Texture.format());

		glPixelStorei(GL_UNPACK_ALIGNMENT, 1);

		glGenTextures(1, &TextureName);
		glActiveTexture(GL_TEXTURE0);
		glBindTexture(GL_TEXTURE_2D_ARRAY, TextureName);
		glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_SWIZZLE_R, GL_RED);
		glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_SWIZZLE_G, GL_GREEN);
		glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_SWIZZLE_B, GL_BLUE);
		glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_SWIZZLE_A, GL_ALPHA);
		glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_BASE_LEVEL, 0);
		glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MAX_LEVEL, static_cast<GLint>(Texture.levels() - 1));
		glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MIN_FILTER, GL_LINEAR_MIPMAP_LINEAR);
		glTexParameteri(GL_TEXTURE_2D_ARRAY, GL_TEXTURE_MAG_FILTER, GL_LINEAR);

		glTexStorage3D(GL_TEXTURE_2D_ARRAY, static_cast<GLint>(Texture.levels()),
			Format.Internal,
			static_cast<GLsizei>(Texture[0].extent().x), static_cast<GLsizei>(Texture[0].extent().y), static_cast<GLsizei>(1));

		for(gli::texture2d::size_type Level = 0; Level < Texture.levels(); ++Level)
		{
			glTexSubImage3D(GL_TEXTURE_2D_ARRAY, static_cast<GLint>(Level),
				0, 0, 0,
				static_cast<GLsizei>(Texture[Level].extent().x), static_cast<GLsizei>(Texture[Level].extent().y), GLsizei(1),
				Format.External, Format.Type,
				Texture[Level].data());
		}
	
		glPixelStorei(GL_UNPACK_ALIGNMENT, 4);

		return Validated;
	}
开发者ID:byhj，项目名称:ogl-samples，代码行数:39，代码来源:gl-500-buffer-pinned-amd.cpp

示例4: test_create_texture_storage

int test_create_texture_storage()
{
	int Error(0);

	gli::texture2D Texture(gli::FORMAT_RGBA8_UINT, gli::texture2D::dim_type(256));
	gli::texture2D::size_type Levels = Texture.levels();

	Error += Levels > 1 ? 0 : 1;

	assert(!Texture.empty());

	void const * Pointer = Texture[0].data();

	Error += Pointer != 0 ? 0 : 1;

	glm::u8vec4 TexelA = Texture[0].data<glm::u8vec4>()[0];
	glm::u8vec4 TexelB = Texture[0].data<glm::u8vec4>()[1];
	glm::u8vec4 TexelC = Texture[0].data<glm::u8vec4>()[2];
	glm::u8vec4 TexelD = Texture[0].data<glm::u8vec4>()[3];

	return Error;
}
开发者ID:Loftilus，项目名称:gli，代码行数:22，代码来源:core.cpp

示例5: parseMaterial

static void parseMaterial(){
	_log( "Material" );
	Brush mat;
	string name,tex_name;
	enterChunk();
	while( int id=nextChunk() ){
		switch( id ){
		case CHUNK_MATNAME:
			name=parseString();
			break;
		case CHUNK_DIFFUSE:
			mat.setColor( parseColor() );
			break;
		case CHUNK_AMBIENT:
			break;
		case CHUNK_SPECULAR:
			break;
		case CHUNK_TEXTURE:
			enterChunk();
			while( int id=nextChunk() ){
				switch( id ){
				case CHUNK_MAPFILE:
					tex_name=parseString();
					break;
				}
			}
			leaveChunk();
			break;
		}
	}
	if( tex_name.size() ){
		mat.setTexture( 0,Texture( tex_name,0 ),0 ); 
		mat.setColor( Vector( 1,1,1 ) );
	}
	if( name.size() ){
		materials_map[name]=mat;
	}
	leaveChunk();
}
开发者ID:littlewater，项目名称:blitz3d，代码行数:39，代码来源:loader_3ds.cpp

示例6: glGenTextures

const Texture& Pass::addOutputTexture(std::string name)
{
	GLuint textureId;
	glGenTextures(1, &textureId);
	
	glBindTexture(GL_TEXTURE_2D, textureId);
	glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, m_size.getX(), m_size.getY(), 0, GL_RGBA, GL_FLOAT, NULL);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_LINEAR);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_LINEAR);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
	
	glBindFramebuffer(GL_FRAMEBUFFER, m_fboId);
	glBindTexture(GL_TEXTURE_2D, textureId);
	glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0 + m_textures.size(), GL_TEXTURE_2D, textureId, 0);
	
	glBindTexture(GL_TEXTURE_2D, 0);
	glBindFramebuffer(GL_FRAMEBUFFER, 0);
	
	m_textures.push_back(Texture(textureId, m_size, name));
	return m_textures.back();
}
开发者ID:mcdooda，项目名称:secret-spice，代码行数:22，代码来源:pass.cpp

示例7: load_png

/// Loading a PNG file
gli::texture2D load_png(char const * Filename)
{
	FreeImageInit();

	FIBITMAP * Bitmap = FreeImage_Load(FIF_PNG, Filename, 0);
	if(!Bitmap)
		return gli::texture2D();

	glm::uint BPP = FreeImage_GetBPP(Bitmap);
	glm::uint Width = FreeImage_GetWidth(Bitmap);
	glm::uint Height = FreeImage_GetHeight(Bitmap);

	gli::texture2D Texture(1, BPP == 24 ? gli::RGB8_UNORM : gli::RGBA8_UNORM, gli::texture2D::dimensions_type(Width, Height));
	memcpy(Texture.data(), FreeImage_GetBits(Bitmap), Texture.size());
	FreeImage_Unload(Bitmap);

	switch(gli::component_count(Texture.format()))
	{
	default:
		assert(0);
		break;
	case 3:
		for(std::size_t Offset = 0; Offset < Texture.size() / 3; ++Offset)
		{
			glm::u8vec3 Src = *(reinterpret_cast<glm::u8vec3 const *>(Texture.data()) + Offset);
			*(reinterpret_cast<glm::u8vec3*>(Texture.data()) + Offset) = glm::u8vec3(Src.z, Src.y, Src.x);
		}
		break;
	case 4:
		for(std::size_t Offset = 0; Offset < Texture.size() / 4; ++Offset)
		{
			glm::u8vec4 Src = *(reinterpret_cast<glm::u8vec4 const *>(Texture.data()) + Offset);
			*(reinterpret_cast<glm::u8vec4*>(Texture.data()) + Offset) = glm::u8vec4(Src.z, Src.y, Src.x, Src.w);
		}
		break;
	}

	return Texture;
}
开发者ID:LeoYao，项目名称:ogl-samples，代码行数:40，代码来源:png.cpp

示例8: Texture

void Player::setup(Vec2f pos){
	player_texture = Texture("res/Texture/chara.png");
	cut_y = 768;
	fream = 12;
	player.pos = pos;
	player.size = Vec2f(95, 190);

	speed = Vec2f(0.8, 21);
	player.vec = Vec2f(0, 0);
	g = 1;

	selection = Vec2i(0, 0);
	direction = DIRECTION::RIGHT;

	ColorMax = 3;
	color_abs = 0;
	animation_count = 0;
	dead_animation_count = 0;
	clear_animation_count = 0;
	dead_x = 0;
	jump_flag = false;
}
开发者ID:peperontino39，项目名称:blackwhite，代码行数:22，代码来源:Player.cpp

示例9: decode_internal_attachment_offset

	void GL3FrameBufferProvider::detach_object(GLenum opengl_attachment)
	{
		int internal_attachment_offset = decode_internal_attachment_offset(opengl_attachment);

		GLenum target = GL_DRAW_FRAMEBUFFER;
		if (bind_target == framebuffer_read)
			target = GL_READ_FRAMEBUFFER;

		if (!attached_renderbuffers[internal_attachment_offset].is_null())
		{
			glFramebufferRenderbuffer(target, opengl_attachment, GL_RENDERBUFFER, 0);
			attached_renderbuffers[internal_attachment_offset] = RenderBuffer();
		}

		if (!attached_textures[internal_attachment_offset].is_null())
		{
			GL3TextureProvider *gl_texture_provider = dynamic_cast<GL3TextureProvider*>(attached_textures[internal_attachment_offset].get_provider());
			GLuint texture_type = gl_texture_provider->get_texture_type();

			if (texture_type == GL_TEXTURE_1D)
			{
				glFramebufferTexture1D(target, opengl_attachment, texture_type, 0, 0);
			}
			else if (texture_type == GL_TEXTURE_2D)
			{
				glFramebufferTexture2D(target, opengl_attachment, texture_type, 0, 0);
			}
			else if (texture_type == GL_TEXTURE_3D)
			{
				glFramebufferTexture3D(target, opengl_attachment, texture_type, 0, 0, 0);
			}
			else if (texture_type == GL_TEXTURE_2D_ARRAY || texture_type == GL_TEXTURE_1D_ARRAY)
			{
				glFramebufferTextureLayer(target, opengl_attachment, 0, 0, 0);
			}

			attached_textures[internal_attachment_offset] = Texture();
		}
	}
开发者ID:ArtHome12，项目名称:ClanLib，代码行数:39，代码来源:gl3_frame_buffer_provider.cpp

示例10: makeTexture

 void makeTexture(){
   texture = Texture(256, 1, Graphics::LUMINANCE_ALPHA, Graphics::UBYTE, true);
   Array& sprite(texture.array());
   struct{
     uint8_t l, a;
   }lum;
   //texture fading out at the edges   
   for (size_t row = 0; row < sprite.height(); ++row) {
     float y = float(row) / (sprite.height() - 1) * 2 - 1;
     for (size_t col = 0; col < sprite.width(); ++col) {
       float x = float(col) / (sprite.width() - 1) * 2 - 1;
       // draw lightning, white in the center, and fades out toward the edges
       // at two rates
       if (abs(x) < 0.2)
         lum.l = mapRange(abs(x), 0.f, .2f, 255.f, 60.f);
       else
         lum.l = mapRange(abs(x), 0.2f, 1.f, 60.f, 0.f);
       lum.a = lum.l;
       sprite.write(&lum.l, col, row);
     }
   }
 }
开发者ID:changer42，项目名称:plasmaBall，代码行数:22，代码来源:common_4.hpp

示例11: initTexture

	bool initTexture()
	{
		gli::texture2D Texture(gli::load_dds((getDataDirectory() + TEXTURE_DIFFUSE).c_str()));
		assert(!Texture.empty());

		glPixelStorei(GL_UNPACK_ALIGNMENT, 1);

		glGenTextures(1, &TextureName);

		glActiveTexture(GL_TEXTURE0);
		glBindTexture(GL_TEXTURE_2D, TextureName);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, 0);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, GLint(Texture.levels() - 1));
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);

		for(gli::texture2D::size_type Level = 0; Level < Texture.levels(); ++Level)
		{
			glTexImage2D(
				GL_TEXTURE_2D,
				GLint(Level),
				GL_RGBA8,
				GLsizei(Texture[Level].dimensions().x),
				GLsizei(Texture[Level].dimensions().y),
				0,
				GL_BGR,
				GL_UNSIGNED_BYTE,
				Texture[Level].data());
		}

		if(Texture.levels() == 1)
			glGenerateMipmap(GL_TEXTURE_2D);
	
		glPixelStorei(GL_UNPACK_ALIGNMENT, 4);

		return this->checkError("initTexture");
	}
开发者ID:LeoYao，项目名称:ogl-samples，代码行数:39，代码来源:gl-320-glsl-builtin-blocks.cpp

示例12: test

int test()
{
    int Error = 0;

    glm::u8vec4 const Black(0, 0, 0, 255);
    glm::u8vec4 const Color(255, 127, 0, 255);

    gli::texture3d Texture(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture3d::extent_type(8), 5);
    Texture.clear(Black);

    glm::u8vec4 const TexelA = Texture.load<glm::u8vec4>(gli::texture3d::extent_type(0), 0);
    glm::u8vec4 const TexelB = Texture.load<glm::u8vec4>(gli::texture3d::extent_type(0), 1);
    glm::u8vec4 const TexelC = Texture.load<glm::u8vec4>(gli::texture3d::extent_type(0), 2);

    Error += TexelA == Black ? 0 : 1;
    Error += TexelB == Black ? 0 : 1;
    Error += TexelC == Black ? 0 : 1;

    Texture.clear<glm::u8vec4>(1, glm::u8vec4(255, 127, 0, 255));

    gli::texture3d::extent_type Coords(0);
    for(; Coords.z < Texture.extent(1).z; ++Coords.z)
        for(; Coords.y < Texture.extent(1).y; ++Coords.y)
            for(; Coords.x < Texture.extent(1).x; ++Coords.x)
            {
                glm::u8vec4 const TexelD = Texture.load<glm::u8vec4>(Coords, 1);
                Error += TexelD == Color ? 0 : 1;
            }

    gli::texture3d TextureView(Texture, 1, 1);

    gli::texture3d TextureImage(gli::FORMAT_RGBA8_UNORM_PACK8, gli::texture3d::extent_type(4), 1);
    TextureImage.clear(Color);

    Error += TextureView == TextureImage ? 0 : 1;

    return Error;
}
开发者ID:JesseTG，项目名称:gli，代码行数:38，代码来源:core_texture_3d.cpp

示例13: initTexture

	bool initTexture()
	{
		gli::gl GL(gli::gl::PROFILE_GL32);
		gli::texture2d Texture(gli::load_dds((getDataDirectory() + TEXTURE_DIFFUSE).c_str()));
		assert(!Texture.empty());

		glPixelStorei(GL_UNPACK_ALIGNMENT, 1);

		glGenTextures(1, &TextureName);

		glActiveTexture(GL_TEXTURE0);
		glBindTexture(GL_TEXTURE_2D, TextureName);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, 0);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, GLint(Texture.levels() - 1));
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
		glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);

		gli::gl::format const Format = GL.translate(Texture.format(), Texture.swizzles());
		for(gli::texture2d::size_type Level = 0; Level < Texture.levels(); ++Level)
		{
			glTexImage2D(GL_TEXTURE_2D, GLint(Level),
				Format.Internal,
				GLsizei(Texture[Level].extent().x),
				GLsizei(Texture[Level].extent().y),
				0,
				Format.External, Format.Type,
				Texture[Level].data());
		}

		if(Texture.levels() == 1)
			glGenerateMipmap(GL_TEXTURE_2D);
	
		glPixelStorei(GL_UNPACK_ALIGNMENT, 4);

		return this->checkError("initTexture");
	}
开发者ID:fluffyfreak，项目名称:ogl-samples，代码行数:38，代码来源:gl-320-glsl-input-struct.cpp

示例14: loadTex

GLuint loadTex(std::string filename) {
	gli::texture2D Texture(gli::loadStorageDDS(filename));
	GLuint TextureName;
	glGenTextures(1, &TextureName);
	assert(!Texture.empty());
	glBindTexture(GL_TEXTURE_2D, TextureName);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_BASE_LEVEL, 0);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAX_LEVEL, GLint(Texture.levels() - 1));
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_R, GL_RED);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_G, GL_GREEN);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_B, GL_BLUE);
	glTexParameteri(GL_TEXTURE_2D, GL_TEXTURE_SWIZZLE_A, GL_ALPHA);
	glTexImage2D(GL_TEXTURE_2D,
		0,
		GL_RGB8,
		GLsizei(Texture[0].dimensions().x),
		GLsizei(Texture[0].dimensions().y),
		0,
		GL_BGRA,
		GL_UNSIGNED_BYTE,
		Texture[0].data());
	return TextureName;
}
开发者ID:kjetilbk，项目名称:INF3320，代码行数:23，代码来源:Texture.cpp

示例15: defaultTexture

void Scene::Init(CoreEngine* _engine) {
	_engine->physicsEnabled = true; // Enable engine physics upon startup
	renderer = _engine->renderer;

	// Create default Materials
	Material defaultTexture("default_texture", Texture("default_texture.png"), NULL, 0.0f, 20.0f, NULL, NULL, 0.03f, -0.5f);

	// Set up main camera
	GameObject* mainCamera = new GameObject("Main Camera");
	mainCamera->transform.isSelectable = false;
	mainCamera->transform.position = vec3(10, 15, 15);
	mainCamera->transform.LookAt(vec3(0));
	Camera::current = mainCamera->AddComponent<Camera>(Camera((float)Window::width / (float)Window::height, 75.0f));
	mainCamera->AddComponent<FlyCameraScript>();
	AddToScene(mainCamera);

	// Set up directional light
	GameObject* directionalLight = new GameObject("Directional Light");
	directionalLight->transform.isSelectable = false;
	directionalLight->transform.position = vec3(0,0,0);
	directionalLight->AddComponent<DirectionalLight>();
	AddToScene(directionalLight);
}
开发者ID:Mannilie，项目名称:GameEngine_EV，代码行数:23，代码来源:Scene.cpp


注：本文中的Texture函数示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。