From 911c300123f2e2686f55735722489038d5f2f1b5 Mon Sep 17 00:00:00 2001 From: ts-korhonen Date: Mon, 28 Feb 2022 21:55:58 +0200 Subject: [PATCH] qt: add missing call to glBufferSubData --- src/qt/qt_openglrenderer.cpp | 3 +++ 1 file changed, 3 insertions(+) diff --git a/src/qt/qt_openglrenderer.cpp b/src/qt/qt_openglrenderer.cpp index b7bf8628f..ff2cd7ac8 100644 --- a/src/qt/qt_openglrenderer.cpp +++ b/src/qt/qt_openglrenderer.cpp @@ -390,6 +390,9 @@ OpenGLRenderer::onBlit(int buf_idx, int x, int y, int w, int h) glBindBuffer(GL_PIXEL_UNPACK_BUFFER, unpackBufferID); } + if (!hasBufferStorage) + glBufferSubData(GL_PIXEL_UNPACK_BUFFER, BUFFERBYTES * buf_idx, h * ROW_LENGTH * sizeof(uint32_t), (byte *) unpackBuffer + BUFFERBYTES * buf_idx); + glPixelStorei(GL_UNPACK_SKIP_PIXELS, BUFFERPIXELS * buf_idx + y * ROW_LENGTH + x); glPixelStorei(GL_UNPACK_ROW_LENGTH, ROW_LENGTH); glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, w, h, GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV, NULL);