From 03420eac0c53280beae5f72783e52950fd1e3fba Mon Sep 17 00:00:00 2001 From: =?utf8?q?Fredrik=20H=C3=B6glund?= Date: Wed, 29 Apr 2015 19:44:06 +0200 Subject: [PATCH] mesa: Make GL_TEXTURE_CUBE_MAP valid in FramebufferTextureLayer MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Signed-off-by: Fredrik Höglund Reviewed-by: Adam Jackson --- src/mesa/main/fbobject.c | 36 +++++++++++++++++++++++++++++++----- 1 file changed, 31 insertions(+), 5 deletions(-) diff --git a/src/mesa/main/fbobject.c b/src/mesa/main/fbobject.c index 971dc68..c2bc081 100644 --- a/src/mesa/main/fbobject.c +++ b/src/mesa/main/fbobject.c @@ -2704,9 +2704,9 @@ static bool check_texture_target(struct gl_context *ctx, GLenum target, const char *caller) { - /* We're being called by glFramebufferTextureLayer() and - * textarget is not used. The only legal texture types for - * that function are 3D and 1D/2D arrays textures. + /* We're being called by glFramebufferTextureLayer(). + * The only legal texture types for that function are 3D, + * cube-map, and 1D/2D/cube-map array textures. */ switch (target) { case GL_TEXTURE_3D: @@ -2715,6 +2715,11 @@ check_texture_target(struct gl_context *ctx, GLenum target, case GL_TEXTURE_CUBE_MAP_ARRAY: case GL_TEXTURE_2D_MULTISAMPLE_ARRAY: return true; + case GL_TEXTURE_CUBE_MAP: + /* This target is valid in TextureLayer when ARB_direct_state_access + * or OpenGL 4.5 is supported. + */ + return ctx->Extensions.ARB_direct_state_access; } _mesa_error(ctx, GL_INVALID_OPERATION, @@ -2847,6 +2852,13 @@ check_layer(struct gl_context *ctx, GLenum target, GLint layer, return false; } } + else if (target == GL_TEXTURE_CUBE_MAP) { + if (layer >= 6) { + _mesa_error(ctx, GL_INVALID_VALUE, + "%s(layer %u >= 6)", caller, layer); + return false; + } + } return true; } @@ -3035,6 +3047,7 @@ _mesa_FramebufferTextureLayer(GLenum target, GLenum attachment, GET_CURRENT_CONTEXT(ctx); struct gl_framebuffer *fb; struct gl_texture_object *texObj; + GLenum textarget = 0; const char *func = "glFramebufferTextureLayer"; @@ -3060,9 +3073,15 @@ _mesa_FramebufferTextureLayer(GLenum target, GLenum attachment, if (!check_level(ctx, texObj->Target, level, func)) return; + + if (texObj->Target == GL_TEXTURE_CUBE_MAP) { + assert(layer >= 0 && layer < 6); + textarget = GL_TEXTURE_CUBE_MAP_POSITIVE_X + layer; + layer = 0; + } } - _mesa_framebuffer_texture(ctx, fb, attachment, texObj, 0, level, + _mesa_framebuffer_texture(ctx, fb, attachment, texObj, textarget, level, layer, GL_FALSE, func); } @@ -3074,6 +3093,7 @@ _mesa_NamedFramebufferTextureLayer(GLuint framebuffer, GLenum attachment, GET_CURRENT_CONTEXT(ctx); struct gl_framebuffer *fb; struct gl_texture_object *texObj; + GLenum textarget = 0; const char *func = "glNamedFramebufferTextureLayer"; @@ -3095,9 +3115,15 @@ _mesa_NamedFramebufferTextureLayer(GLuint framebuffer, GLenum attachment, if (!check_level(ctx, texObj->Target, level, func)) return; + + if (texObj->Target == GL_TEXTURE_CUBE_MAP) { + assert(layer >= 0 && layer < 6); + textarget = GL_TEXTURE_CUBE_MAP_POSITIVE_X + layer; + layer = 0; + } } - _mesa_framebuffer_texture(ctx, fb, attachment, texObj, 0, level, + _mesa_framebuffer_texture(ctx, fb, attachment, texObj, textarget, level, layer, GL_FALSE, func); } -- 2.7.4