public void renderAnimationFrame(
Transform transform, int frame, Texture tex, boolean horizontalFlip) {
GL20.glUseProgram(animSpriteShaderProgram.getProgramId());
spriteVAO.bind();
// GL30.glBindVertexArray(flatPlane.getVaoId());
Matrix4f finalMatrix =
rs.getCamera()
.getProjectionMatrix()
.multiply(rs.getCamera().getWorldMatrix().multiply(transform.toMatrix()));
// Diffuse Texture
GL13.glActiveTexture(GL13.GL_TEXTURE0);
GL11.glBindTexture(GL30.GL_TEXTURE_2D_ARRAY, tex.getTextureId());
GL20.glUniformMatrix4fv(
animSpriteShaderProgram.getUniform("mvpMatrix").getLocation(),
false,
finalMatrix.toBuffer());
GL20.glUniform1i(animSpriteShaderProgram.getUniform("diffuseTextureAtlas").getLocation(), 0);
GL20.glUniform1i(animSpriteShaderProgram.getUniform("currentFrame").getLocation(), frame);
GL20.glUniform1i(
animSpriteShaderProgram.getUniform("horizontalFlip").getLocation(),
(horizontalFlip) ? GL11.GL_TRUE : GL11.GL_FALSE);
GL11.glDrawArrays(GL11.GL_TRIANGLE_STRIP, 0, SPRITE_NUM_VERTICES);
}
public void renderSprite(Transform transform, Texture texture, boolean hFlip, boolean vFlip) {
GL20.glUseProgram(spriteShaderProgram.getProgramId());
spriteVAO.bind();
GL13.glActiveTexture(GL13.GL_TEXTURE0);
GL11.glBindTexture(GL11.GL_TEXTURE_2D, texture.getTextureId());
Matrix4f finalMatrix =
rs.getCamera()
.getProjectionMatrix()
.multiply(rs.getCamera().getWorldMatrix().multiply(transform.toMatrix()));
GL20.glUniformMatrix4fv(
spriteShaderProgram.getUniform("mvpMatrix").getLocation(), false, finalMatrix.toBuffer());
GL20.glUniform1i(
spriteShaderProgram.getUniform("horizontalFlip").getLocation(),
(hFlip) ? GL11.GL_TRUE : GL11.GL_FALSE);
GL20.glUniform1i(
spriteShaderProgram.getUniform("verticalFlip").getLocation(),
(vFlip) ? GL11.GL_TRUE : GL11.GL_FALSE);
GL20.glUniform1i(spriteShaderProgram.getUniform("sprite").getLocation(), 0);
GL11.glDrawArrays(GL11.GL_TRIANGLE_STRIP, 0, SPRITE_NUM_VERTICES);
}
@Deprecated
public void renderUISprite(Rectangle rect, Texture image, boolean hFlip, boolean vFlip) {
GL20.glUseProgram(spriteShaderProgram.getProgramId());
// Remember to change this calculation when I change the size of the flatplane
Matrix4f modelMatrix =
Matrix4f.translation(rect.getX(), rect.getY(), 0)
.multiply(Matrix4f.scale(rect.getWidth(), rect.getHeight(), 1f));
spriteVAO.bind();
image.bind();
// GL30.glBindVertexArray(flatPlane.getVaoId());
GL20.glUniformMatrix4fv(
spriteShaderProgram.getUniform("mvpMatrix").getLocation(), false, modelMatrix.toBuffer());
GL20.glUniform1i(
spriteShaderProgram.getUniform("horizontalFlip").getLocation(),
(hFlip) ? GL11.GL_TRUE : GL11.GL_FALSE);
GL20.glUniform1i(
spriteShaderProgram.getUniform("verticalFlip").getLocation(),
(vFlip) ? GL11.GL_TRUE : GL11.GL_FALSE);
GL20.glUniform1i(spriteShaderProgram.getUniform("sprite").getLocation(), 0);
GL11.glDrawArrays(GL11.GL_TRIANGLE_STRIP, 0, SPRITE_NUM_VERTICES);
}
public SpriteRenderer(RenderSystem rs) {
this.rs = rs;
spriteShaderProgram =
new ShaderProgram(
Resources.loadText("shader/default_vert.shader"),
Resources.loadText("shader/sprite_frag.shader"));
animSpriteShaderProgram =
new ShaderProgram(
Resources.loadText("shader/default_vert.shader"),
Resources.loadText("shader/animsprite_frag.shader"));
spriteVAO = new VertexArrayObject();
spriteVAO.bind();
spriteVAO.addArrayBuffer(0, Game.toBuffer(SPRITE_VERTS), 2, GL11.GL_FLOAT, Buffer.STATIC_DRAW);
spriteVAO.addArrayBuffer(1, Game.toBuffer(SPRITE_UV), 2, GL11.GL_FLOAT, Buffer.STATIC_DRAW);
spriteVAO.unbind();
}