From 5874890c26f434f54e9218b83fae4eb8175c24e9 Mon Sep 17 00:00:00 2001 From: Brian Paul Date: Tue, 19 Jul 2011 20:03:05 -0600 Subject: [PATCH] mesa: stop using ctx->Driver.CopyTexImage1D/2D() hooks --- src/mesa/main/teximage.c | 49 +++++++++++++++++++++++++++++++----------------- 1 file changed, 32 insertions(+), 17 deletions(-) diff --git a/src/mesa/main/teximage.c b/src/mesa/main/teximage.c index 6f53686..302fd65 100644 --- a/src/mesa/main/teximage.c +++ b/src/mesa/main/teximage.c @@ -2797,29 +2797,43 @@ copyteximage(struct gl_context *ctx, GLuint dims, _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage%uD", dims); } else { - gl_format texFormat; - - if (texImage->Data) { - ctx->Driver.FreeTexImageData( ctx, texImage ); - } + /* choose actual hw format */ + gl_format texFormat = _mesa_choose_texture_format(ctx, texObj, + target, level, + internalFormat, + GL_NONE, GL_NONE); - ASSERT(texImage->Data == NULL); + if (legal_texture_size(ctx, texFormat, width, height, 1)) { + GLint srcX = x, srcY = y, dstX = 0, dstY = 0; - texFormat = _mesa_choose_texture_format(ctx, texObj, target, level, - internalFormat, GL_NONE, - GL_NONE); + /* Free old texture image */ + ctx->Driver.FreeTexImageData(ctx, texImage); - if (legal_texture_size(ctx, texFormat, width, height, 1)) { _mesa_init_teximage_fields(ctx, target, texImage, width, height, 1, border, internalFormat, texFormat); - ASSERT(ctx->Driver.CopyTexImage2D); - if (dims == 1) - ctx->Driver.CopyTexImage1D(ctx, target, level, internalFormat, - x, y, width, border); - else - ctx->Driver.CopyTexImage2D(ctx, target, level, internalFormat, - x, y, width, height, border); + /* Allocate texture memory (no pixel data yet) */ + if (dims == 1) { + ctx->Driver.TexImage1D(ctx, target, level, internalFormat, + width, border, GL_NONE, GL_NONE, NULL, + &ctx->Unpack, texObj, texImage); + } + else { + ctx->Driver.TexImage2D(ctx, target, level, internalFormat, + width, height, border, GL_NONE, GL_NONE, + NULL, &ctx->Unpack, texObj, texImage); + } + + if (_mesa_clip_copytexsubimage(ctx, &dstX, &dstY, &srcX, &srcY, + &width, &height)) { + if (dims == 1) + ctx->Driver.CopyTexSubImage1D(ctx, target, level, dstX, + srcX, srcY, width); + + else + ctx->Driver.CopyTexSubImage2D(ctx, target, level, dstX, dstY, + srcX, srcY, width, height); + } check_gen_mipmap(ctx, target, texObj, level); @@ -2830,6 +2844,7 @@ copyteximage(struct gl_context *ctx, GLuint dims, ctx->NewState |= _NEW_TEXTURE; } else { + /* probably too large of image */ _mesa_error(ctx, GL_OUT_OF_MEMORY, "glCopyTexImage%uD", dims); } } -- 2.7.4