handle upscaling and offsets (fixes oot3d)

This commit is contained in:
Khangaroo 2019-08-06 09:47:08 -04:00 committed by James Rowe
parent 6d90c42a79
commit 657a129b60

View file

@ -890,9 +890,10 @@ void CachedSurface::UploadGLTexture(const Common::Rectangle<u32>& rect, GLuint r
bool use_custom_tex = false;
std::string dump_path; // Has to be declared here for logging later
std::vector<u8> decoded_png;
u32 png_width;
u32 png_height;
u32 png_width = 0;
u32 png_height = 0;
u64 tex_hash = 0;
Common::Rectangle custom_rect = rect; // Required for rect to function properly with custom textures
if (Settings::values.dump_textures || Settings::values.custom_textures)
tex_hash = Common::ComputeHash64(gl_buffer.get(), gl_buffer_size);
@ -901,8 +902,8 @@ void CachedSurface::UploadGLTexture(const Common::Rectangle<u32>& rect, GLuint r
const std::string load_path = fmt::format(
"{}textures/{:016X}/tex1_{}x{}_{:016X}_{}.png",
FileUtil::GetUserPath(FileUtil::UserPath::LoadDir),
Core::System::GetInstance().Kernel().GetCurrentProcess()->codeset->program_id,
width, height, tex_hash, static_cast<u32>(pixel_format));
Core::System::GetInstance().Kernel().GetCurrentProcess()->codeset->program_id, width,
height, tex_hash, static_cast<u32>(pixel_format));
if (!custom_tex_cache.IsTextureCached(tex_hash)) {
if (FileUtil::Exists(load_path)) {
@ -924,9 +925,16 @@ void CachedSurface::UploadGLTexture(const Common::Rectangle<u32>& rect, GLuint r
png_height = custom_tex_info.height;
use_custom_tex = true;
}
if (png_width && png_height) {
custom_rect.left = (custom_rect.left / width) * png_width;
custom_rect.top = (custom_rect.top / height) * png_height;
custom_rect.right = (custom_rect.right / width) * png_width;
custom_rect.bottom = (custom_rect.bottom / height) * png_height;
}
}
if (Settings::values.dump_textures) {
if (Settings::values.dump_textures && !use_custom_tex) {
dump_path = fmt::format(
"{}textures/{:016X}/", FileUtil::GetUserPath(FileUtil::UserPath::DumpDir),
Core::System::GetInstance().Kernel().GetCurrentProcess()->codeset->program_id);
@ -942,8 +950,8 @@ void CachedSurface::UploadGLTexture(const Common::Rectangle<u32>& rect, GLuint r
}
// Load data from memory to the surface
GLint x0 = static_cast<GLint>(rect.left);
GLint y0 = static_cast<GLint>(rect.bottom);
GLint x0 = static_cast<GLint>(custom_rect.left);
GLint y0 = static_cast<GLint>(custom_rect.bottom);
std::size_t buffer_offset = (y0 * stride + x0) * GetGLBytesPerPixel(pixel_format);
const FormatTuple& tuple = GetFormatTuple(pixel_format);
@ -952,12 +960,18 @@ void CachedSurface::UploadGLTexture(const Common::Rectangle<u32>& rect, GLuint r
// If not 1x scale, create 1x texture that we will blit from to replace texture subrect in
// surface
OGLTexture unscaled_tex;
if (res_scale != 1 && !use_custom_tex) {
if (res_scale != 1) {
x0 = 0;
y0 = 0;
unscaled_tex.Create();
AllocateSurfaceTexture(unscaled_tex.handle, tuple, rect.GetWidth(), rect.GetHeight());
if (use_custom_tex) {
AllocateSurfaceTexture(unscaled_tex.handle, GetFormatTuple(PixelFormat::RGBA8),
png_width, png_height);
} else {
AllocateSurfaceTexture(unscaled_tex.handle, tuple, custom_rect.GetWidth(),
custom_rect.GetHeight());
}
target_tex = unscaled_tex.handle;
}
@ -977,15 +991,16 @@ void CachedSurface::UploadGLTexture(const Common::Rectangle<u32>& rect, GLuint r
static_cast<GLsizei>(rect.GetHeight()), tuple.format, tuple.type,
&gl_buffer[buffer_offset]);
} else {
AllocateSurfaceTexture(texture.handle, GetFormatTuple(PixelFormat::RGBA8), png_width,
png_height);
cur_state.texture_units[0].texture_2d = texture.handle;
cur_state.Apply();
if (res_scale == 1) {
AllocateSurfaceTexture(texture.handle, GetFormatTuple(PixelFormat::RGBA8), png_width,
png_height);
cur_state.texture_units[0].texture_2d = texture.handle;
cur_state.Apply();
}
// always going to be using rgba8
glPixelStorei(GL_UNPACK_ROW_LENGTH, static_cast<GLint>(png_width));
glActiveTexture(GL_TEXTURE0);
// todo: properly handle offsets
glTexSubImage2D(GL_TEXTURE_2D, 0, x0, y0, png_width, png_height, GL_RGBA, GL_UNSIGNED_BYTE,
decoded_png.data());
}
@ -1011,14 +1026,15 @@ void CachedSurface::UploadGLTexture(const Common::Rectangle<u32>& rect, GLuint r
cur_state.texture_units[0].texture_2d = old_tex;
cur_state.Apply();
if (res_scale != 1 && !use_custom_tex) {
auto scaled_rect = rect;
if (res_scale != 1) {
auto scaled_rect = custom_rect;
scaled_rect.left *= res_scale;
scaled_rect.top *= res_scale;
scaled_rect.right *= res_scale;
scaled_rect.bottom *= res_scale;
BlitTextures(unscaled_tex.handle, {0, rect.GetHeight(), rect.GetWidth(), 0}, texture.handle,
BlitTextures(unscaled_tex.handle, {0, custom_rect.GetHeight(), custom_rect.GetWidth(), 0},
texture.handle,
scaled_rect, type, read_fb_handle, draw_fb_handle);
}