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@@ -49,11 +49,34 @@ void tnsGet2DTextureSubImage(tnsTexture* t, int xoffset, int yoffset, uint32_t w
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}
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}
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glBindFramebuffer(GL_FRAMEBUFFER, offscreen_framebuffer);
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glBindFramebuffer(GL_FRAMEBUFFER, offscreen_framebuffer);
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glViewport(0, 0, t->Width, t->Height);
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glViewport(0, 0, t->Width, t->Height);
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- glReadPixels(0, 0, width, height, format, type, pixels);
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+ glReadPixels(xoffset, yoffset, width, height, format, type, pixels);
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+ glBindFramebuffer(GL_FRAMEBUFFER, 0);
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+ glDeleteFramebuffers(1, &offscreen_framebuffer);
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#else
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#else
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glGetTextureSubImage(texture,0,xoffset,yoffset,0,width,height,1,format,type,bufSize,pixels);
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glGetTextureSubImage(texture,0,xoffset,yoffset,0,width,height,1,format,type,bufSize,pixels);
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#endif
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#endif
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}
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}
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+void tnsClearTextureImage(tnsTexture* t, int tex_format, int tex_bits_type){
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+ int texture=t->GLTexHandle;
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+#ifdef LA_USE_GLES
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+ int offscreen_framebuffer;
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+ glGenFramebuffers(1, &offscreen_framebuffer);
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+ glBindFramebuffer(GL_FRAMEBUFFER, offscreen_framebuffer);
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+ glBindTexture(GL_TEXTURE_2D, texture);
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+ glFramebufferTexture2D(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, texture, 0);
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+ GLenum status = glCheckFramebufferStatus(GL_FRAMEBUFFER);
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+ if(status != GL_FRAMEBUFFER_COMPLETE) {
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+ logPrint("Failed to make complete framebuffer object in la_glGetTextureSubImage()", status);
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+ }
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+ glBindFramebuffer(GL_FRAMEBUFFER, offscreen_framebuffer);
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+ glViewport(0, 0, t->Width, t->Height);
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+ glClearColor(0,0,0,0); glClear(GL_COLOR_BUFFER_BIT);
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+ glBindFramebuffer(GL_FRAMEBUFFER, 0);
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+ glDeleteFramebuffers(1, &offscreen_framebuffer);
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+#else
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+ glClearTexImage(t->GLTexHandle,0,tex_format,tex_bits_type,0);
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+#endif
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+}
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// 1 2
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// 1 2
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