diff options
Diffstat (limited to 'src/sprite.cpp')
| -rw-r--r-- | src/sprite.cpp | 113 |
1 files changed, 55 insertions, 58 deletions
diff --git a/src/sprite.cpp b/src/sprite.cpp index 2ba39e2e..e3d74982 100644 --- a/src/sprite.cpp +++ b/src/sprite.cpp @@ -12,79 +12,76 @@ #include <cstddef> -namespace yage -{ +namespace yage { -Sprite::Sprite() -{} +Sprite::Sprite() {} -Sprite::~Sprite() -{ - if(vbo_id_ != 0) - glDeleteBuffers(1, &vbo_id_); +Sprite::~Sprite() { + if (vbo_id_ != 0) glDeleteBuffers(1, &vbo_id_); } -void Sprite::init(float x, float y, float width, float height, const std::string &texture_path) -{ - x_ = x; - y_ = y; - width_ = width; - height_ = height; - texture_ = ResourceManager::getTexture(texture_path); +void Sprite::init(float x, float y, float width, float height, + const std::string& texture_path) { + x_ = x; + y_ = y; + width_ = width; + height_ = height; + texture_ = ResourceManager::getTexture(texture_path); - if(vbo_id_ == 0) - glGenBuffers(1, &vbo_id_); + if (vbo_id_ == 0) glGenBuffers(1, &vbo_id_); - Vertex vertex_data[6]; + Vertex vertex_data[6]; - vertex_data[0].setPosition(x+width, y+height); - vertex_data[0].setUv(1.f, 1.f); + vertex_data[0].setPosition(x + width, y + height); + vertex_data[0].setUv(1.f, 1.f); - vertex_data[1].setPosition(x, y+height); - vertex_data[1].setUv(0.f, 1.f); + vertex_data[1].setPosition(x, y + height); + vertex_data[1].setUv(0.f, 1.f); - vertex_data[2].setPosition(x, y); - vertex_data[2].setUv(0.f, 0.f); + vertex_data[2].setPosition(x, y); + vertex_data[2].setUv(0.f, 0.f); - vertex_data[3].setPosition(x, y); - vertex_data[3].setUv(0.f, 0.f); + vertex_data[3].setPosition(x, y); + vertex_data[3].setUv(0.f, 0.f); - vertex_data[4].setPosition(x+width, y+height); - vertex_data[4].setUv(1.f, 1.f); + vertex_data[4].setPosition(x + width, y + height); + vertex_data[4].setUv(1.f, 1.f); - vertex_data[5].setPosition(x+width, y); - vertex_data[5].setUv(1.f, 0.f); + vertex_data[5].setPosition(x + width, y); + vertex_data[5].setUv(1.f, 0.f); - for(int i = 0; i < 6; ++i) - vertex_data[i].setColor(255, 0, 255, 255); + for (int i = 0; i < 6; ++i) vertex_data[i].setColor(255, 0, 255, 255); - vertex_data[1].setColor(0, 255, 255, 255); - vertex_data[4].setColor(255, 0, 0, 255); + vertex_data[1].setColor(0, 255, 255, 255); + vertex_data[4].setColor(255, 0, 0, 255); - glBindBuffer(GL_ARRAY_BUFFER, vbo_id_); - glBufferData(GL_ARRAY_BUFFER, sizeof(vertex_data), vertex_data, GL_STATIC_DRAW); - glBindBuffer(GL_ARRAY_BUFFER, 0); + glBindBuffer(GL_ARRAY_BUFFER, vbo_id_); + glBufferData(GL_ARRAY_BUFFER, sizeof(vertex_data), vertex_data, + GL_STATIC_DRAW); + glBindBuffer(GL_ARRAY_BUFFER, 0); } -void Sprite::draw() -{ - glBindTexture(GL_TEXTURE_2D, texture_.id); - glBindBuffer(GL_ARRAY_BUFFER, vbo_id_); - - glEnableVertexAttribArray(0); - glEnableVertexAttribArray(1); - glEnableVertexAttribArray(2); - - glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, sizeof(Vertex), (void *)offsetof(Vertex, position)); - glVertexAttribPointer(1, 4, GL_UNSIGNED_BYTE, GL_TRUE, sizeof(Vertex), (void *)offsetof(Vertex, color)); - glVertexAttribPointer(2, 2, GL_FLOAT, GL_FALSE, sizeof(Vertex), (void *)offsetof(Vertex, uv)); - glDrawArrays(GL_TRIANGLES, 0, 6); - - glDisableVertexAttribArray(2); - glDisableVertexAttribArray(1); - glDisableVertexAttribArray(0); - - glBindBuffer(GL_ARRAY_BUFFER, 0); +void Sprite::draw() { + glBindTexture(GL_TEXTURE_2D, texture_.id); + glBindBuffer(GL_ARRAY_BUFFER, vbo_id_); + + glEnableVertexAttribArray(0); + glEnableVertexAttribArray(1); + glEnableVertexAttribArray(2); + + glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, sizeof(Vertex), + (void*)offsetof(Vertex, position)); + glVertexAttribPointer(1, 4, GL_UNSIGNED_BYTE, GL_TRUE, sizeof(Vertex), + (void*)offsetof(Vertex, color)); + glVertexAttribPointer(2, 2, GL_FLOAT, GL_FALSE, sizeof(Vertex), + (void*)offsetof(Vertex, uv)); + glDrawArrays(GL_TRIANGLES, 0, 6); + + glDisableVertexAttribArray(2); + glDisableVertexAttribArray(1); + glDisableVertexAttribArray(0); + + glBindBuffer(GL_ARRAY_BUFFER, 0); } - -} // yage + +} // yage |