lxdream 0.9.1| filename | src/drivers/video_glx.c |
| changeset | 805:b355f7b3ff2e |
| prev | 736:a02d1475ccfd |
| next | 806:6ef1ce4a9dbc |
| author | nkeynes |
| date | Thu Aug 07 23:53:17 2008 +0000 (13 years ago) |
| permissions | -rw-r--r-- |
| last change | Add ability to bind a render buffer to a texture, with output going to the texture. (RTT work in progress) |
| file | annotate | diff | log | raw |
1.1 --- a/src/drivers/video_glx.c Mon Jul 14 07:44:42 2008 +00001.2 +++ b/src/drivers/video_glx.c Thu Aug 07 23:53:17 2008 +00001.3 @@ -44,9 +44,10 @@1.5 /* Prototypes for pbuffer support methods */1.6 static void glx_pbuffer_init( display_driver_t driver );1.7 -static render_buffer_t glx_pbuffer_create_render_buffer( uint32_t width, uint32_t height );1.8 +static render_buffer_t glx_pbuffer_create_render_buffer( uint32_t width, uint32_t height, GLuint tex_id );1.9 static void glx_pbuffer_destroy_render_buffer( render_buffer_t buffer );1.10 static gboolean glx_pbuffer_set_render_target( render_buffer_t buffer );1.11 +static void glx_pbuffer_finish_render( render_buffer_t buffer );1.12 static void glx_pbuffer_display_render_buffer( render_buffer_t buffer );1.13 static void glx_pbuffer_load_frame_buffer( frame_buffer_t frame, render_buffer_t buffer );1.14 static void glx_pbuffer_display_blank( uint32_t colour );1.15 @@ -265,6 +266,7 @@1.16 driver->create_render_buffer = glx_pbuffer_create_render_buffer;1.17 driver->destroy_render_buffer = glx_pbuffer_destroy_render_buffer;1.18 driver->set_render_target = glx_pbuffer_set_render_target;1.19 + driver->finish_render = glx_pbuffer_finish_render;1.20 driver->display_render_buffer = glx_pbuffer_display_render_buffer;1.21 driver->load_frame_buffer = glx_pbuffer_load_frame_buffer;1.22 driver->display_blank = glx_pbuffer_display_blank;1.23 @@ -276,7 +278,7 @@1.24 glDeleteTextures( 1, &glx_pbuffer_texture );1.25 }1.27 -static render_buffer_t glx_pbuffer_create_render_buffer( uint32_t width, uint32_t height )1.28 +static render_buffer_t glx_pbuffer_create_render_buffer( uint32_t width, uint32_t height, GLuint tex_id )1.29 {1.30 int attribs[] = { GLX_PBUFFER_WIDTH, width, GLX_PBUFFER_HEIGHT, height,1.31 GLX_PRESERVED_CONTENTS, True, 0 };1.32 @@ -289,6 +291,7 @@1.33 buffer->width = width;1.34 buffer->height = height;1.35 buffer->buf_id = pb;1.36 + buffer->tex_id = tex_id;1.37 return buffer;1.38 }1.40 @@ -312,6 +315,18 @@1.41 return TRUE;1.42 }1.44 +static void glx_pbuffer_finish_render( render_buffer_t buffer )1.45 +{1.46 + glFinish();1.47 + if( buffer->tex_id != 0 ) {1.48 + // The pbuffer should already be the current context, but just in case...1.49 + glXMakeContextCurrent( video_x11_display, (GLXPbuffer)buffer->buf_id, (GLXPbuffer)buffer->buf_id, glx_context );1.50 + glBindTexture( GL_TEXTURE_RECTANGLE_ARB, buffer->tex_id );1.51 + glCopyTexImage2D(GL_TEXTURE_RECTANGLE_ARB, 0, GL_RGBA, 0, 0, buffer->width, buffer->height, 0 );1.52 + }1.53 +}1.54 +1.55 +1.56 /**1.57 * Render the texture holding the given buffer to the front window1.58 * buffer.
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