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Fixed clearing logic.

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This commit is contained in:
Thomas Harte 2016-02-05 22:47:12 -05:00
parent 6ab425deda
commit bf348ccb96
1 changed files with 7 additions and 4 deletions
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11
Outputs/CRT/CRTOpenGL.cpp
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@ -90,13 +90,15 @@ void CRT::draw_frame(int output_width, int output_height, bool only_if_dirty)
{
_current_frame_mutex->lock();
if(!_current_frame || !only_if_dirty)
if(!_current_frame && !only_if_dirty)
{
glClear(GL_COLOR_BUFFER_BIT);
}
if(_current_frame && _current_frame != _last_drawn_frame)
if(_current_frame && (_current_frame != _last_drawn_frame || !only_if_dirty))
{
glClear(GL_COLOR_BUFFER_BIT);
if(!_openGL_state)
{
_openGL_state = new OpenGLState;
@ -127,10 +129,11 @@ void CRT::draw_frame(int output_width, int output_height, bool only_if_dirty)
glTexImage2D(GL_TEXTURE_2D, 0, (GLint)format, _current_frame->size.width, _current_frame->size.height, 0, format, GL_UNSIGNED_BYTE, _current_frame->buffers[0].data);
_openGL_state->textureSize = _current_frame->size;
if(_openGL_state->textureSizeUniform >= 0) glUniform2f(_openGL_state->textureSizeUniform, _current_frame->size.width, _current_frame->size.height);
if(_openGL_state->textureSizeUniform >= 0)
glUniform2f(_openGL_state->textureSizeUniform, _current_frame->size.width, _current_frame->size.height);
}
else
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, _current_frame->dirty_size.width, _current_frame->dirty_size.height, formatForDepth(_current_frame->buffers[0].depth), GL_UNSIGNED_BYTE, _current_frame->buffers[0].data);
glTexSubImage2D(GL_TEXTURE_2D, 0, 0, 0, _current_frame->size.width, _current_frame->dirty_size.height, formatForDepth(_current_frame->buffers[0].depth), GL_UNSIGNED_BYTE, _current_frame->buffers[0].data);
glDrawArrays(GL_TRIANGLES, 0, (GLsizei)_current_frame->number_of_vertices);
}