/*
- * Copyright (c) 2019 Samsung Electronics Co., Ltd.
+ * Copyright (c) 2020 Samsung Electronics Co., Ltd.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
{
namespace Render
{
+namespace
+{
+const GLenum COLOR_ATTACHMENTS[] =
+{
+ GL_COLOR_ATTACHMENT0,
+ GL_COLOR_ATTACHMENT1,
+ GL_COLOR_ATTACHMENT2,
+ GL_COLOR_ATTACHMENT3,
+ GL_COLOR_ATTACHMENT4,
+ GL_COLOR_ATTACHMENT5,
+ GL_COLOR_ATTACHMENT6,
+ GL_COLOR_ATTACHMENT7,
+};
+}
TextureFrameBuffer::TextureFrameBuffer( uint32_t width, uint32_t height, Mask attachments )
: FrameBuffer(),
mId( 0u ),
- mTextureId( 0u ),
+ mTextureId{ 0u },
mDepthBuffer( attachments & Dali::FrameBuffer::Attachment::DEPTH ),
mStencilBuffer( attachments & Dali::FrameBuffer::Attachment::STENCIL ),
mWidth( width ),
- mHeight( height )
+ mHeight( height ),
+ mColorAttachmentCount( 0u )
{
}
{
context.BindFramebuffer( GL_FRAMEBUFFER, mId );
- mTextureId = texture->GetId();
+ const GLuint textureId = texture->GetId();
+ mTextureId[mColorAttachmentCount] = textureId;
// Create a color attachment.
+ const GLenum iAttachment = COLOR_ATTACHMENTS[mColorAttachmentCount];
if( texture->GetType() == TextureType::TEXTURE_2D )
{
- if( !texture->IsNativeImage() )
- {
- context.FramebufferTexture2D( GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, mTextureId, mipmapLevel );
- }
- else
- {
- // If it's a native image we need to use GL_TEXTURE_EXTERNAL_OES as the texture target parameter
- context.FramebufferTexture2D( GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_EXTERNAL_OES, mTextureId, mipmapLevel );
- }
+ context.FramebufferTexture2D( GL_FRAMEBUFFER, iAttachment, texture->GetTarget(), textureId, mipmapLevel );
}
else
{
- context.FramebufferTexture2D( GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_CUBE_MAP_POSITIVE_X + layer, mTextureId, mipmapLevel );
+ context.FramebufferTexture2D( GL_FRAMEBUFFER, iAttachment, GL_TEXTURE_CUBE_MAP_POSITIVE_X + layer, textureId, mipmapLevel );
+ }
+
+ ++mColorAttachmentCount;
+ context.DrawBuffers(mColorAttachmentCount, COLOR_ATTACHMENTS);
+ DALI_ASSERT_DEBUG(context.CheckFramebufferStatus(GL_FRAMEBUFFER) == GL_FRAMEBUFFER_COMPLETE);
+
+ context.BindFramebuffer( GL_FRAMEBUFFER, 0 );
+}
+
+void TextureFrameBuffer::AttachDepthTexture( Context& context, Render::Texture* texture, uint32_t mipmapLevel )
+{
+ context.BindFramebuffer( GL_FRAMEBUFFER, mId );
+
+ // Create a depth attachment.
+ if( texture->GetType() == TextureType::TEXTURE_2D )
+ {
+ context.FramebufferTexture2D( GL_FRAMEBUFFER, GL_DEPTH_ATTACHMENT, GL_TEXTURE_2D, texture->GetId(), mipmapLevel );
+ }
+
+ context.BindFramebuffer( GL_FRAMEBUFFER, 0 );
+}
+
+void TextureFrameBuffer::AttachDepthStencilTexture( Context& context, Render::Texture* texture, uint32_t mipmapLevel )
+{
+ context.BindFramebuffer( GL_FRAMEBUFFER, mId );
+
+ // Create a stencil attachment.
+ if( texture->GetType() == TextureType::TEXTURE_2D )
+ {
+ context.FramebufferTexture2D( GL_FRAMEBUFFER, GL_DEPTH_STENCIL_ATTACHMENT, GL_TEXTURE_2D, texture->GetId(), mipmapLevel );
}
context.BindFramebuffer( GL_FRAMEBUFFER, 0 );