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-rw-r--r--src/quick/scenegraph/qsgadaptationlayer.cpp142
1 files changed, 67 insertions, 75 deletions
diff --git a/src/quick/scenegraph/qsgadaptationlayer.cpp b/src/quick/scenegraph/qsgadaptationlayer.cpp
index 9e4b572ea6..83704cf0ec 100644
--- a/src/quick/scenegraph/qsgadaptationlayer.cpp
+++ b/src/quick/scenegraph/qsgadaptationlayer.cpp
@@ -294,30 +294,32 @@ void QSGDistanceFieldGlyphCache::updateTexture(GLuint oldTex, GLuint newTex, con
void QSGDistanceFieldGlyphCache::saveTexture(GLuint textureId, int width, int height) const
{
+ QOpenGLFunctions *functions = QOpenGLContext::currentContext()->functions();
+
GLuint fboId;
- glGenFramebuffers(1, &fboId);
+ functions->glGenFramebuffers(1, &fboId);
GLuint tmpTexture = 0;
- glGenTextures(1, &tmpTexture);
- glBindTexture(GL_TEXTURE_2D, tmpTexture);
- glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
- glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
- glBindTexture(GL_TEXTURE_2D, 0);
-
- glBindFramebuffer(GL_FRAMEBUFFER_EXT, fboId);
- glFramebufferTexture2D(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D,
- tmpTexture, 0);
-
- glActiveTexture(GL_TEXTURE0);
- glBindTexture(GL_TEXTURE_2D, textureId);
-
- glDisable(GL_STENCIL_TEST);
- glDisable(GL_DEPTH_TEST);
- glDisable(GL_SCISSOR_TEST);
- glDisable(GL_BLEND);
+ functions->glGenTextures(1, &tmpTexture);
+ functions->glBindTexture(GL_TEXTURE_2D, tmpTexture);
+ functions->glTexImage2D(GL_TEXTURE_2D, 0, GL_RGBA, width, height, 0, GL_RGBA, GL_UNSIGNED_BYTE, NULL);
+ functions->glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST);
+ functions->glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST);
+ functions->glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE);
+ functions->glTexParameterf(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE);
+ functions->glBindTexture(GL_TEXTURE_2D, 0);
+
+ functions->glBindFramebuffer(GL_FRAMEBUFFER_EXT, fboId);
+ functions->glFramebufferTexture2D(GL_FRAMEBUFFER_EXT, GL_COLOR_ATTACHMENT0_EXT, GL_TEXTURE_2D,
+ tmpTexture, 0);
+
+ functions->glActiveTexture(GL_TEXTURE0);
+ functions->glBindTexture(GL_TEXTURE_2D, textureId);
+
+ functions->glDisable(GL_STENCIL_TEST);
+ functions->glDisable(GL_DEPTH_TEST);
+ functions->glDisable(GL_SCISSOR_TEST);
+ functions->glDisable(GL_BLEND);
GLfloat textureCoordinateArray[8];
textureCoordinateArray[0] = 0.0f;
@@ -339,9 +341,9 @@ void QSGDistanceFieldGlyphCache::saveTexture(GLuint textureId, int width, int he
vertexCoordinateArray[6] = -1.0f;
vertexCoordinateArray[7] = 1.0f;
- glViewport(0, 0, width, height);
- glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 0, vertexCoordinateArray);
- glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 0, textureCoordinateArray);
+ functions->glViewport(0, 0, width, height);
+ functions->glVertexAttribPointer(0, 2, GL_FLOAT, GL_FALSE, 0, vertexCoordinateArray);
+ functions->glVertexAttribPointer(1, 2, GL_FLOAT, GL_FALSE, 0, textureCoordinateArray);
{
static const char *vertexShaderSource =
@@ -362,72 +364,64 @@ void QSGDistanceFieldGlyphCache::saveTexture(GLuint textureId, int width, int he
" gl_FragColor = texture2D(texture, textureCoords); \n"
"} \n";
- GLuint vertexShader = glCreateShader(GL_VERTEX_SHADER);
- GLuint fragmentShader = glCreateShader(GL_FRAGMENT_SHADER);
+ GLuint vertexShader = functions->glCreateShader(GL_VERTEX_SHADER);
+ GLuint fragmentShader = functions->glCreateShader(GL_FRAGMENT_SHADER);
if (vertexShader == 0 || fragmentShader == 0) {
- GLenum error = glGetError();
- qWarning("SharedGraphicsCacheServer::setupShaderPrograms: Failed to create shaders. (GL error: %x)",
+ GLenum error = functions->glGetError();
+ qWarning("QSGDistanceFieldGlyphCache::saveTexture: Failed to create shaders. (GL error: %x)",
error);
return;
}
- glShaderSource(vertexShader, 1, &vertexShaderSource, NULL);
- glShaderSource(fragmentShader, 1, &fragmentShaderSource, NULL);
- glCompileShader(vertexShader);
+ functions->glShaderSource(vertexShader, 1, &vertexShaderSource, NULL);
+ functions->glShaderSource(fragmentShader, 1, &fragmentShaderSource, NULL);
+ functions->glCompileShader(vertexShader);
GLint len = 1;
- glGetShaderiv(vertexShader, GL_INFO_LOG_LENGTH, &len);
+ functions->glGetShaderiv(vertexShader, GL_INFO_LOG_LENGTH, &len);
char infoLog[2048];
- glGetShaderInfoLog(vertexShader, 2048, NULL, infoLog);
- if (qstrlen(infoLog) > 0) {
- qWarning("SharedGraphicsCacheServer::setupShaderPrograms, problems compiling vertex shader:\n %s",
- infoLog);
- }
+ functions->glGetShaderInfoLog(vertexShader, 2048, NULL, infoLog);
+ if (qstrlen(infoLog) > 0)
+ qWarning("Problems compiling vertex shader:\n %s", infoLog);
- glCompileShader(fragmentShader);
- glGetShaderInfoLog(fragmentShader, 2048, NULL, infoLog);
- if (qstrlen(infoLog) > 0) {
- qWarning("SharedGraphicsCacheServer::setupShaderPrograms, problems compiling fragent shader:\n %s",
- infoLog);
- }
+ functions->glCompileShader(fragmentShader);
+ functions->glGetShaderInfoLog(fragmentShader, 2048, NULL, infoLog);
+ if (qstrlen(infoLog) > 0)
+ qWarning("Problems compiling fragment shader:\n %s", infoLog);
- GLuint shaderProgram = glCreateProgram();
- glAttachShader(shaderProgram, vertexShader);
- glAttachShader(shaderProgram, fragmentShader);
+ GLuint shaderProgram = functions->glCreateProgram();
+ functions->glAttachShader(shaderProgram, vertexShader);
+ functions->glAttachShader(shaderProgram, fragmentShader);
- glBindAttribLocation(shaderProgram, 0, "vertexCoordsArray");
- glBindAttribLocation(shaderProgram, 1, "textureCoordArray");
+ functions->glBindAttribLocation(shaderProgram, 0, "vertexCoordsArray");
+ functions->glBindAttribLocation(shaderProgram, 1, "textureCoordArray");
- glLinkProgram(shaderProgram);
- glGetProgramInfoLog(shaderProgram, 2048, NULL, infoLog);
- if (qstrlen(infoLog) > 0) {
- qWarning("SharedGraphicsCacheServer::setupShaderPrograms, problems linking shaders:\n %s",
- infoLog);
- }
+ functions->glLinkProgram(shaderProgram);
+ functions->glGetProgramInfoLog(shaderProgram, 2048, NULL, infoLog);
+ if (qstrlen(infoLog) > 0)
+ qWarning("Problems linking shaders:\n %s", infoLog);
- glUseProgram(shaderProgram);
- glEnableVertexAttribArray(0);
- glEnableVertexAttribArray(1);
+ functions->glUseProgram(shaderProgram);
+ functions->glEnableVertexAttribArray(0);
+ functions->glEnableVertexAttribArray(1);
- int textureUniformLocation = glGetUniformLocation(shaderProgram, "texture");
- glUniform1i(textureUniformLocation, 0);
+ int textureUniformLocation = functions->glGetUniformLocation(shaderProgram, "texture");
+ functions->glUniform1i(textureUniformLocation, 0);
}
- glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
+ functions->glDrawArrays(GL_TRIANGLE_FAN, 0, 4);
{
- GLenum error = glGetError();
- if (error != GL_NO_ERROR) {
- qWarning("SharedGraphicsCacheServer::readBackBuffer: glDrawArrays reported error 0x%x",
- error);
- }
+ GLenum error = functions->glGetError();
+ if (error != GL_NO_ERROR)
+ qWarning("glDrawArrays reported error 0x%x", error);
}
uchar *data = new uchar[width * height * 4];
- glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, data);
+ functions->glReadPixels(0, 0, width, height, GL_RGBA, GL_UNSIGNED_BYTE, data);
QImage image(data, width, height, QImage::Format_ARGB32);
@@ -437,18 +431,16 @@ void QSGDistanceFieldGlyphCache::saveTexture(GLuint textureId, int width, int he
image.save(QString::fromLocal8Bit(fileName));
{
- GLenum error = glGetError();
- if (error != GL_NO_ERROR) {
- qWarning("SharedGraphicsCacheServer::readBackBuffer: glReadPixels reported error 0x%x",
- error);
- }
+ GLenum error = functions->glGetError();
+ if (error != GL_NO_ERROR)
+ qWarning("glReadPixels reported error 0x%x", error);
}
- glDisableVertexAttribArray(0);
- glDisableVertexAttribArray(1);
+ functions->glDisableVertexAttribArray(0);
+ functions->glDisableVertexAttribArray(1);
- glDeleteFramebuffers(1, &fboId);
- glDeleteTextures(1, &tmpTexture);
+ functions->glDeleteFramebuffers(1, &fboId);
+ functions->glDeleteTextures(1, &tmpTexture);
delete[] data;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-06-20 20:26:30 +0000