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https://github.com/libretro/RetroArch
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(GL2) Cleanups
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twinaphex
parent
02eaad8587
commit
980be6dba3
208
gfx/drivers/gl.c
208
gfx/drivers/gl.c
@ -272,50 +272,6 @@ static bool gl2_shader_scale(gl_t *gl,
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return true;
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}
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static void gl2_renderchain_convert_geometry(
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struct video_fbo_rect *fbo_rect,
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struct gfx_fbo_scale *fbo_scale,
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unsigned last_width, unsigned last_max_width,
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unsigned last_height, unsigned last_max_height,
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unsigned vp_width, unsigned vp_height)
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{
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switch (fbo_scale->type_x)
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{
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case RARCH_SCALE_INPUT:
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fbo_rect->img_width = fbo_scale->scale_x * last_width;
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fbo_rect->max_img_width = last_max_width * fbo_scale->scale_x;
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break;
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case RARCH_SCALE_ABSOLUTE:
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fbo_rect->img_width = fbo_rect->max_img_width =
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fbo_scale->abs_x;
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break;
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case RARCH_SCALE_VIEWPORT:
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fbo_rect->img_width = fbo_rect->max_img_width =
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fbo_scale->scale_x * vp_width;
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break;
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}
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switch (fbo_scale->type_y)
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{
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case RARCH_SCALE_INPUT:
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fbo_rect->img_height = last_height * fbo_scale->scale_y;
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fbo_rect->max_img_height = last_max_height * fbo_scale->scale_y;
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break;
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case RARCH_SCALE_ABSOLUTE:
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fbo_rect->img_height = fbo_scale->abs_y;
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fbo_rect->max_img_height = fbo_scale->abs_y;
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break;
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case RARCH_SCALE_VIEWPORT:
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fbo_rect->img_height = fbo_rect->max_img_height =
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fbo_scale->scale_y * vp_height;
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break;
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}
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}
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static void gl2_size_format(GLint* internalFormat)
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{
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#ifndef HAVE_PSGL
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@ -405,59 +361,6 @@ static bool gl2_recreate_fbo(
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return false;
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}
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/* On resize, we might have to recreate our FBOs
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* due to "Viewport" scale, and set a new viewport. */
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static void gl2_renderchain_check_fbo_dimensions(
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gl_t *gl, gl2_renderchain_data_t *chain)
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{
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unsigned i;
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/* Check if we have to recreate our FBO textures. */
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for (i = 0; i < (unsigned)chain->fbo_pass; i++)
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{
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struct video_fbo_rect *fbo_rect = &gl->fbo_rect[i];
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if (fbo_rect)
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{
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unsigned img_width = fbo_rect->max_img_width;
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unsigned img_height = fbo_rect->max_img_height;
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if ((img_width > fbo_rect->width) ||
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(img_height > fbo_rect->height))
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{
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/* Check proactively since we might suddently
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* get sizes of tex_w width or tex_h height. */
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unsigned max = img_width > img_height ? img_width : img_height;
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unsigned pow2_size = next_pow2(max);
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bool update_feedback = gl->fbo_feedback_enable
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&& (unsigned)i == gl->fbo_feedback_pass;
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fbo_rect->width = pow2_size;
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fbo_rect->height = pow2_size;
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gl2_recreate_fbo(fbo_rect, chain->fbo[i], &chain->fbo_texture[i]);
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/* Update feedback texture in-place so we avoid having to
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* juggle two different fbo_rect structs since they get updated here. */
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if (update_feedback)
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{
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if (gl2_recreate_fbo(fbo_rect, gl->fbo_feedback,
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&gl->fbo_feedback_texture))
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{
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/* Make sure the feedback textures are cleared
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* so we don't feedback noise. */
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glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
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glClear(GL_COLOR_BUFFER_BIT);
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}
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}
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RARCH_LOG("[GL]: Recreating FBO texture #%d: %ux%u\n",
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i, fbo_rect->width, fbo_rect->height);
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}
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}
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}
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}
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static void gl2_set_projection(gl_t *gl,
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struct video_ortho *ortho, bool allow_rotate)
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{
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@ -1019,12 +922,41 @@ static void gl2_renderchain_recompute_pass_sizes(
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struct video_fbo_rect *fbo_rect = &gl->fbo_rect[i];
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struct gfx_fbo_scale *fbo_scale = &chain->fbo_scale[i];
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gl2_renderchain_convert_geometry(
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fbo_rect, fbo_scale,
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last_width, last_max_width,
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last_height, last_max_height,
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vp_width, vp_height
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);
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switch (fbo_scale->type_x)
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{
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case RARCH_SCALE_INPUT:
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fbo_rect->img_width = fbo_scale->scale_x * last_width;
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fbo_rect->max_img_width = last_max_width * fbo_scale->scale_x;
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break;
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case RARCH_SCALE_ABSOLUTE:
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fbo_rect->img_width = fbo_rect->max_img_width =
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fbo_scale->abs_x;
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break;
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case RARCH_SCALE_VIEWPORT:
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fbo_rect->img_width = fbo_rect->max_img_width =
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fbo_scale->scale_x * vp_width;
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break;
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}
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switch (fbo_scale->type_y)
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{
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case RARCH_SCALE_INPUT:
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fbo_rect->img_height = last_height * fbo_scale->scale_y;
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fbo_rect->max_img_height = last_max_height * fbo_scale->scale_y;
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break;
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case RARCH_SCALE_ABSOLUTE:
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fbo_rect->img_height = fbo_scale->abs_y;
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fbo_rect->max_img_height = fbo_scale->abs_y;
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break;
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case RARCH_SCALE_VIEWPORT:
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fbo_rect->img_height = fbo_rect->max_img_height =
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fbo_scale->scale_y * vp_height;
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break;
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}
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if (fbo_rect->img_width > (unsigned)max_size)
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{
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@ -1426,17 +1358,19 @@ error:
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return false;
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}
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static void gl2_renderchain_restore_default_state(
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gl_t *gl)
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{
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#ifndef HAVE_OPENGLES
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if (!gl->core_context_in_use)
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glEnable(GL_TEXTURE_2D);
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#ifdef HAVE_OPENGLES
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#define gl2_renderchain_restore_default_state(gl) \
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glDisable(GL_DEPTH_TEST); \
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glDisable(GL_CULL_FACE); \
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glDisable(GL_DITHER)
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#else
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#define gl2_renderchain_restore_default_state(gl) \
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if (!gl->core_context_in_use) \
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glEnable(GL_TEXTURE_2D); \
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glDisable(GL_DEPTH_TEST); \
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glDisable(GL_CULL_FACE); \
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glDisable(GL_DITHER)
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#endif
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glDisable(GL_DEPTH_TEST);
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glDisable(GL_CULL_FACE);
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glDisable(GL_DITHER);
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}
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static void gl2_renderchain_copy_frame(
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gl_t *gl,
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@ -2920,7 +2854,53 @@ static bool gl2_frame(void *data, const void *frame,
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if (gl->fbo_inited)
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{
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gl2_renderchain_check_fbo_dimensions(gl, chain);
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/* On resize, we might have to recreate our FBOs
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* due to "Viewport" scale, and set a new viewport. */
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unsigned i;
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/* Check if we have to recreate our FBO textures. */
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for (i = 0; i < (unsigned)chain->fbo_pass; i++)
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{
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struct video_fbo_rect *fbo_rect = &gl->fbo_rect[i];
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if (fbo_rect)
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{
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unsigned img_width = fbo_rect->max_img_width;
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unsigned img_height = fbo_rect->max_img_height;
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if ((img_width > fbo_rect->width) ||
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(img_height > fbo_rect->height))
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{
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/* Check proactively since we might suddently
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* get sizes of tex_w width or tex_h height. */
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unsigned max = img_width > img_height ? img_width : img_height;
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unsigned pow2_size = next_pow2(max);
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bool update_feedback = gl->fbo_feedback_enable
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&& (unsigned)i == gl->fbo_feedback_pass;
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fbo_rect->width = pow2_size;
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fbo_rect->height = pow2_size;
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gl2_recreate_fbo(fbo_rect, chain->fbo[i], &chain->fbo_texture[i]);
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/* Update feedback texture in-place so we avoid having to
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* juggle two different fbo_rect structs since they get updated here. */
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if (update_feedback)
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{
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if (gl2_recreate_fbo(fbo_rect, gl->fbo_feedback,
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&gl->fbo_feedback_texture))
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{
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/* Make sure the feedback textures are cleared
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* so we don't feedback noise. */
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glClearColor(0.0f, 0.0f, 0.0f, 0.0f);
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glClear(GL_COLOR_BUFFER_BIT);
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}
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}
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RARCH_LOG("[GL]: Recreating FBO texture #%d: %ux%u\n",
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i, fbo_rect->width, fbo_rect->height);
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}
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}
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}
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/* Go back to what we're supposed to do,
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* render to FBO #0. */
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