96 lines
2.1 KiB
C++
96 lines
2.1 KiB
C++
#include "texture.h"
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#include "graphics.h"
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SDL_Surface *SDL_DisplayFormatAlpha(SDL_Surface *surf) {
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SDL_Surface *alpha_surf = SDL_ConvertSurfaceFormat(surf, SDL_PIXELFORMAT_ARGB8888, 0);
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SDL_FreeSurface(surf);
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return alpha_surf;
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}
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Texture::Texture(void) {
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this->textureId = -1;
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this->enabled = false;
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}
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Texture::~Texture(void) {
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if (textureId != -1) {
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DRUID.freeTexture(textureId);
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textureId = -1;
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enabled = false;
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}
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}
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Texture::Texture(int id) {
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if (id > -1) {
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this->textureId = id;
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this->enabled = false;
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} else {
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this->textureId = -1;
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this->enabled = false;
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}
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}
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bool Texture::loadImage(char *path) {
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format = GL_RGB;
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texture = IMG_Load(path);
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// texture = SDL_DisplayFormatAlpha(texture);
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this->textureId = DRUID.loadTexture(texture, -1);
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// this->textureId = DRUID.loadTexture(path, -1);
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this->enable();
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return this->isValidId();
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}
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bool Texture::loadImage(char *path, float *trans) {
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format = GL_RGBA;
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texture = IMG_Load(path);
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Uint32 colorKey =
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SDL_MapRGB(texture->format, (Uint8)(trans[0] * 255),
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(Uint8)(trans[1] * 255), (Uint8)(trans[2] * 255));
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// SDL_SetAlpha(texture, 0, SDL_ALPHA_OPAQUE);
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SDL_SetColorKey(texture, SDL_TRUE, colorKey);
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// SDL_Surface* alphaSurface = SDL_DisplayFormatAlpha(texture);
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texture = SDL_DisplayFormatAlpha(texture);
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this->textureId = DRUID.loadTexture(texture, -1, format);
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this->enable();
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return this->isValidId();
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}
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void Texture::reload(void) {
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this->textureId = DRUID.loadTexture(texture, -1, format);
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this->enable();
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}
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void Texture::disable(void) {
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this->enabled = false;
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glDisable(GL_TEXTURE_2D);
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}
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void Texture::enable(void) {
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if (textureId > -1) {
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this->enabled = true;
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glEnable(GL_TEXTURE_2D);
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glBindTexture(GL_TEXTURE_2D, textureId);
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}
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}
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bool Texture::isEnabled(void) { return this->enabled; }
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int Texture::getId(void) { return this->textureId; }
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void Texture::setId(int id) {
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if (id > -1) {
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this->textureId = id;
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this->enable();
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}
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}
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bool Texture::isValidId(void) { return (this->textureId > -1); }
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