blocks animation fix

This commit is contained in:
MihailRis 2024-01-23 23:03:52 +03:00
parent 4fe79458ab
commit 36a5da5bc1
2 changed files with 65 additions and 56 deletions

View File

@ -5,13 +5,14 @@
#include <GL/glew.h>
#include <unordered_set>
TextureAnimator::TextureAnimator() :
frameBuffer(new Framebuffer(1u, 1u))
{
TextureAnimator::TextureAnimator() {
glGenFramebuffers(1, &fboR);
glGenFramebuffers(1, &fboD);
}
TextureAnimator::~TextureAnimator() {
delete frameBuffer;
glDeleteFramebuffers(1, &fboR);
glDeleteFramebuffers(1, &fboD);
}
void TextureAnimator::addAnimations(const std::vector<TextureAnimation>& animations) {
@ -23,7 +24,6 @@ void TextureAnimator::addAnimations(const std::vector<TextureAnimation>& animati
void TextureAnimator::update(float delta) {
std::unordered_set<uint> changedTextures;
frameBuffer->bind();
for (auto& elem : animations) {
elem.timer += delta;
size_t frameNum = elem.currentFrame;
@ -37,18 +37,27 @@ void TextureAnimator::update(float delta) {
if (frameNum != elem.currentFrame){
if (changedTextures.find(elem.dstTexture->id) == changedTextures.end()) changedTextures.insert(elem.dstTexture->id);
glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, elem.srcTexture->id, 0);
glFramebufferTexture2D(GL_READ_FRAMEBUFFER, GL_COLOR_ATTACHMENT1, GL_TEXTURE_2D, elem.dstTexture->id, 0);
glDrawBuffer(GL_COLOR_ATTACHMENT1);
glBindFramebuffer(GL_FRAMEBUFFER, fboD);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, elem.dstTexture->id, 0);
glBindFramebuffer(GL_FRAMEBUFFER, fboR);
glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, elem.srcTexture->id, 0);
glBindFramebuffer(GL_FRAMEBUFFER, 0);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, fboD);
glBindFramebuffer(GL_READ_FRAMEBUFFER, fboR);
float srcPosY = elem.srcTexture->height - frame.size.y - frame.srcPos.y; // vertical flip
glBlitFramebuffer(frame.srcPos.x, srcPosY, frame.srcPos.x + frame.size.x, srcPosY + frame.size.y,
frame.dstPos.x, frame.dstPos.y, frame.dstPos.x + frame.size.x, frame.dstPos.y + frame.size.y,
GL_COLOR_BUFFER_BIT, GL_NEAREST);
glBindFramebuffer(GL_DRAW_FRAMEBUFFER, 0);
glBindFramebuffer(GL_READ_FRAMEBUFFER, 0);
}
}
frameBuffer->unbind();
glBindFramebuffer(GL_FRAMEBUFFER, 0);
for (auto& elem : changedTextures) {
glBindTexture(GL_TEXTURE_2D, elem);
glGenerateMipmap(GL_TEXTURE_2D);

View File

@ -43,8 +43,8 @@ public:
void update(float delta);
private:
Framebuffer* frameBuffer;
uint fboR;
uint fboD;
std::vector<TextureAnimation> animations;
};