diff options
Diffstat (limited to 'render')
| -rw-r--r-- | render/gles2/renderer.c | 82 |
1 files changed, 23 insertions, 59 deletions
diff --git a/render/gles2/renderer.c b/render/gles2/renderer.c index f385762d..4dafb328 100644 --- a/render/gles2/renderer.c +++ b/render/gles2/renderer.c @@ -34,6 +34,7 @@ static struct wlr_gles2_renderer *gles2_get_renderer_in_context( struct wlr_renderer *wlr_renderer) { struct wlr_gles2_renderer *renderer = gles2_get_renderer(wlr_renderer); assert(wlr_egl_is_current(renderer->egl)); + assert(renderer->current_buffer != NULL); return renderer; } @@ -222,15 +223,7 @@ static void gles2_scissor(struct wlr_renderer *wlr_renderer, push_gles2_debug(renderer); if (box != NULL) { - struct wlr_box gl_box; - if (renderer->current_buffer != NULL) { - memcpy(&gl_box, box, sizeof(gl_box)); - } else { - wlr_box_transform(&gl_box, box, WL_OUTPUT_TRANSFORM_FLIPPED_180, - renderer->viewport_width, renderer->viewport_height); - } - - glScissor(gl_box.x, gl_box.y, gl_box.width, gl_box.height); + glScissor(box->x, box->y, box->width, box->height); glEnable(GL_SCISSOR_TEST); } else { glDisable(GL_SCISSOR_TEST); @@ -277,11 +270,8 @@ static bool gles2_render_subtexture_with_matrix( } float gl_matrix[9]; - if (renderer->current_buffer != NULL) { - wlr_matrix_multiply(gl_matrix, flip_180, matrix); - } else { - memcpy(gl_matrix, matrix, sizeof(gl_matrix)); - } + wlr_matrix_multiply(gl_matrix, flip_180, matrix); + // OpenGL ES 2 requires the glUniformMatrix3fv transpose parameter to be set // to GL_FALSE wlr_matrix_transpose(gl_matrix, gl_matrix); @@ -334,11 +324,8 @@ static void gles2_render_quad_with_matrix(struct wlr_renderer *wlr_renderer, gles2_get_renderer_in_context(wlr_renderer); float gl_matrix[9]; - if (renderer->current_buffer != NULL) { - wlr_matrix_multiply(gl_matrix, flip_180, matrix); - } else { - memcpy(gl_matrix, matrix, sizeof(gl_matrix)); - } + wlr_matrix_multiply(gl_matrix, flip_180, matrix); + // OpenGL ES 2 requires the glUniformMatrix3fv transpose parameter to be set // to GL_FALSE wlr_matrix_transpose(gl_matrix, gl_matrix); @@ -367,11 +354,8 @@ static void gles2_render_ellipse_with_matrix(struct wlr_renderer *wlr_renderer, gles2_get_renderer_in_context(wlr_renderer); float gl_matrix[9]; - if (renderer->current_buffer != NULL) { - wlr_matrix_multiply(gl_matrix, flip_180, matrix); - } else { - memcpy(gl_matrix, matrix, sizeof(gl_matrix)); - } + wlr_matrix_multiply(gl_matrix, flip_180, matrix); + // OpenGL ES 2 requires the glUniformMatrix3fv transpose parameter to be set // to GL_FALSE wlr_matrix_transpose(gl_matrix, gl_matrix); @@ -454,19 +438,19 @@ static enum wl_shm_format gles2_preferred_read_format( struct wlr_gles2_renderer *renderer = gles2_get_renderer_in_context(wlr_renderer); - GLint gl_format = -1, gl_type = -1; push_gles2_debug(renderer); + + GLint gl_format = -1, gl_type = -1; glGetIntegerv(GL_IMPLEMENTATION_COLOR_READ_FORMAT, &gl_format); glGetIntegerv(GL_IMPLEMENTATION_COLOR_READ_TYPE, &gl_type); - pop_gles2_debug(renderer); EGLint alpha_size = -1; - if (renderer->current_buffer != NULL) { - glBindRenderbuffer(GL_RENDERBUFFER, renderer->current_buffer->rbo); - glGetRenderbufferParameteriv(GL_RENDERBUFFER, - GL_RENDERBUFFER_ALPHA_SIZE, &alpha_size); - glBindRenderbuffer(GL_RENDERBUFFER, 0); - } + glBindRenderbuffer(GL_RENDERBUFFER, renderer->current_buffer->rbo); + glGetRenderbufferParameteriv(GL_RENDERBUFFER, + GL_RENDERBUFFER_ALPHA_SIZE, &alpha_size); + glBindRenderbuffer(GL_RENDERBUFFER, 0); + + pop_gles2_debug(renderer); const struct wlr_gles2_pixel_format *fmt = get_gles2_format_from_gl(gl_format, gl_type, alpha_size > 0); @@ -508,42 +492,27 @@ static bool gles2_read_pixels(struct wlr_renderer *wlr_renderer, unsigned char *p = (unsigned char *)data + dst_y * stride; uint32_t pack_stride = width * fmt->bpp / 8; - if (pack_stride == stride && dst_x == 0 && flags != NULL) { + if (pack_stride == stride && dst_x == 0) { // Under these particular conditions, we can read the pixels with only // one glReadPixels call - uint32_t y = src_y; - if (renderer->current_buffer == NULL) { - y = renderer->viewport_height - height - src_y; - } - - glReadPixels(src_x, y, width, height, fmt->gl_format, fmt->gl_type, p); - - if (renderer->current_buffer != NULL) { - *flags = 0; - } else { - *flags = WLR_RENDERER_READ_PIXELS_Y_INVERT; - } + glReadPixels(src_x, src_y, width, height, fmt->gl_format, fmt->gl_type, p); } else { // Unfortunately GLES2 doesn't support GL_PACK_*, so we have to read // the lines out row by row for (size_t i = 0; i < height; ++i) { uint32_t y = src_y + i; - if (renderer->current_buffer == NULL) { - y = renderer->viewport_height - src_y - i - 1; - } - glReadPixels(src_x, y, width, 1, fmt->gl_format, fmt->gl_type, p + i * stride + dst_x * fmt->bpp / 8); } - - if (flags != NULL) { - *flags = 0; - } } pop_gles2_debug(renderer); + if (flags != NULL) { + *flags = 0; + } + return glGetError() == GL_NO_ERROR; } @@ -565,7 +534,7 @@ static bool gles2_blit_dmabuf(struct wlr_renderer *wlr_renderer, goto restore_context_out; } - // TODO: get inverted_y right when current_buffer != NULL + // TODO: get inverted_y right // This is to take into account y-inversion on both buffers rather than // just the source buffer. bool src_inverted_y = @@ -574,11 +543,6 @@ static bool gles2_blit_dmabuf(struct wlr_renderer *wlr_renderer, !!(dst_attr->flags & WLR_DMABUF_ATTRIBUTES_FLAGS_Y_INVERT); struct wlr_gles2_texture *gles2_src_tex = gles2_get_texture(src_tex); gles2_src_tex->inverted_y = src_inverted_y ^ dst_inverted_y; - if (renderer->current_buffer == NULL) { - // The result is negated because wlr_matrix_projection y-inverts the - // texture. - gles2_src_tex->inverted_y = !gles2_src_tex->inverted_y; - } if (!wlr_egl_make_current(renderer->egl)) { goto texture_destroy_out; |